The number 4,820,816 can be evenly divided by 1 2 4 7 8 11 13 14 16 22 26 28 43 44 49 52 56 77 86 88 91 98 104 112 143 154 172 176 182 196 208 286 301 308 344 364 392 473 539 559 572 602 616 637 688 728 784 946 1,001 1,078 1,118 1,144 1,204 1,232 1,274 1,456 1,892 2,002 2,107 2,156 2,236 2,288 2,408 2,548 3,311 3,784 3,913 4,004 4,214 4,312 4,472 4,816 5,096 6,149 6,622 7,007 7,568 7,826 8,008 8,428 8,624 8,944 10,192 12,298 13,244 14,014 15,652 16,016 16,856 23,177 24,596 26,488 27,391 28,028 31,304 33,712 43,043 46,354 49,192 52,976 54,782 56,056 62,608 86,086 92,708 98,384 109,564 112,112 172,172 185,416 219,128 301,301 344,344 370,832 438,256 602,602 688,688 1,205,204 2,410,408 and 4,820,816, with no remainder.
Since 4,820,816 cannot be divided by just 1 and 4,820,816, it is a composite number.