The number 8,344,512 can be evenly divided by 1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 88 96 99 108 132 144 176 192 198 216 264 288 297 352 396 432 439 528 576 594 704 792 864 878 1,056 1,188 1,317 1,584 1,728 1,756 2,112 2,376 2,634 3,168 3,512 3,951 4,752 4,829 5,268 6,336 7,024 7,902 9,504 9,658 10,536 11,853 14,048 14,487 15,804 19,008 19,316 21,072 23,706 28,096 28,974 31,608 38,632 42,144 43,461 47,412 57,948 63,216 77,264 84,288 86,922 94,824 115,896 126,432 130,383 154,528 173,844 189,648 231,792 252,864 260,766 309,056 347,688 379,296 463,584 521,532 695,376 758,592 927,168 1,043,064 1,390,752 2,086,128 2,781,504 4,172,256 and 8,344,512, with no remainder.
Since 8,344,512 cannot be divided by just 1 and 8,344,512, it is a composite number.