A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 4424112 can be evenly divided by 1 2 3 4 6 7 8 9 11 12 14 16 18 19 21 22 24 27 28 33 36 38 42 44 48 49 54 56 57 63 66 72 76 77 84 88 98 99 108 112 114 126 132 133 144 147 152 154 168 171 176 189 196 198 209 216 228 231 252 264 266 294 297 304 308 336 342 378 392 396 399 418 432 441 456 462 504 513 528 532 539 588 594 616 627 684 693 756 784 792 798 836 882 912 924 931 1,008 1,026 1,064 1,078 1,176 1,188 1,197 1,232 1,254 1,323 1,368 1,386 1,463 1,512 1,584 1,596 1,617 1,672 1,764 1,848 1,862 1,881 2,052 2,079 2,128 2,156 2,352 2,376 2,394 2,508 2,646 2,736 2,772 2,793 2,926 3,024 3,192 3,234 3,344 3,528 3,591 3,696 3,724 3,762 4,104 4,158 4,312 4,389 4,752 4,788 4,851 5,016 5,292 5,544 5,586 5,643 5,852 6,384 6,468 7,056 7,182 7,448 7,524 8,208 8,316 8,379 8,624 8,778 9,576 9,702 10,032 10,241 10,584 11,088 11,172 11,286 11,704 12,936 13,167 14,364 14,553 14,896 15,048 16,632 16,758 17,556 19,152 19,404 20,482 21,168 22,344 22,572 23,408 25,137 25,872 26,334 28,728 29,106 30,096 30,723 33,264 33,516 35,112 38,808 39,501 40,964 44,688 45,144 50,274 52,668 57,456 58,212 61,446 67,032 70,224 77,616 79,002 81,928 90,288 92,169 100,548 105,336 116,424 122,892 134,064 158,004 163,856 184,338 201,096 210,672 232,848 245,784 276,507 316,008 368,676 402,192 491,568 553,014 632,016 737,352 1,106,028 1,474,704 2,212,056 and 4,424,112, with no remainder.
Since 4,424,112 cannot be divided by just 1 and 4,424,112, it is not a prime number.