The number 3,808,512 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 19 24 27 29 32 36 38 48 54 57 58 64 72 76 87 96 108 114 116 128 144 152 171 174 192 216 228 232 256 261 288 304 342 348 384 432 456 464 513 522 551 576 608 684 696 768 783 864 912 928 1,026 1,044 1,102 1,152 1,216 1,368 1,392 1,566 1,653 1,728 1,824 1,856 2,052 2,088 2,204 2,304 2,432 2,736 2,784 3,132 3,306 3,456 3,648 3,712 4,104 4,176 4,408 4,864 4,959 5,472 5,568 6,264 6,612 6,912 7,296 7,424 8,208 8,352 8,816 9,918 10,944 11,136 12,528 13,224 14,592 14,877 16,416 16,704 17,632 19,836 21,888 22,272 25,056 26,448 29,754 32,832 33,408 35,264 39,672 43,776 50,112 52,896 59,508 65,664 66,816 70,528 79,344 100,224 105,792 119,016 131,328 141,056 158,688 200,448 211,584 238,032 317,376 423,168 476,064 634,752 952,128 1,269,504 1,904,256 and 3,808,512, with no remainder.
Since 3,808,512 cannot be divided by just 1 and 3,808,512, it is a composite number.