The number 4,248,504 can be evenly divided by 1 2 3 4 6 8 9 12 13 17 18 24 26 27 34 36 39 51 52 54 68 72 78 89 102 104 108 117 136 153 156 178 204 216 221 234 267 306 312 351 356 408 442 459 468 534 612 663 702 712 801 884 918 936 1,068 1,157 1,224 1,326 1,404 1,513 1,602 1,768 1,836 1,989 2,136 2,314 2,403 2,652 2,808 3,026 3,204 3,471 3,672 3,978 4,539 4,628 4,806 5,304 5,967 6,052 6,408 6,942 7,956 9,078 9,256 9,612 10,413 11,934 12,104 13,617 13,884 15,912 18,156 19,224 19,669 20,826 23,868 27,234 27,768 31,239 36,312 39,338 40,851 41,652 47,736 54,468 59,007 62,478 78,676 81,702 83,304 108,936 118,014 124,956 157,352 163,404 177,021 236,028 249,912 326,808 354,042 472,056 531,063 708,084 1,062,126 1,416,168 2,124,252 and 4,248,504, with no remainder.
Since 4,248,504 cannot be divided by just 1 and 4,248,504, it is a composite number.