The number 4,863,936 can be evenly divided by 1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 47 48 49 56 64 66 77 84 88 94 96 98 112 132 141 147 154 168 176 188 192 196 224 231 264 282 294 308 329 336 352 376 392 448 462 517 528 539 564 588 616 658 672 704 752 784 924 987 1,034 1,056 1,078 1,128 1,176 1,232 1,316 1,344 1,504 1,551 1,568 1,617 1,848 1,974 2,068 2,112 2,156 2,256 2,303 2,352 2,464 2,632 3,008 3,102 3,136 3,234 3,619 3,696 3,948 4,136 4,312 4,512 4,606 4,704 4,928 5,264 6,204 6,468 6,909 7,238 7,392 7,896 8,272 8,624 9,024 9,212 9,408 10,528 10,857 12,408 12,936 13,818 14,476 14,784 15,792 16,544 17,248 18,424 21,056 21,714 24,816 25,333 25,872 27,636 28,952 31,584 33,088 34,496 36,848 43,428 49,632 50,666 51,744 55,272 57,904 63,168 73,696 75,999 86,856 99,264 101,332 103,488 110,544 115,808 147,392 151,998 173,712 202,664 221,088 231,616 303,996 347,424 405,328 442,176 607,992 694,848 810,656 1,215,984 1,621,312 2,431,968 and 4,863,936, with no remainder.
Since 4,863,936 cannot be divided by just 1 and 4,863,936, it is a composite number.