The number 8,788,248 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 47 49 53 56 63 72 84 94 98 106 126 141 147 159 168 188 196 212 252 282 294 318 329 371 376 392 423 424 441 477 504 564 588 636 658 742 846 882 954 987 1,113 1,128 1,176 1,272 1,316 1,484 1,692 1,764 1,908 1,974 2,226 2,303 2,491 2,597 2,632 2,961 2,968 3,339 3,384 3,528 3,816 3,948 4,452 4,606 4,982 5,194 5,922 6,678 6,909 7,473 7,791 7,896 8,904 9,212 9,964 10,388 11,844 13,356 13,818 14,946 15,582 17,437 18,424 19,928 20,727 20,776 22,419 23,373 23,688 26,712 27,636 29,892 31,164 34,874 41,454 44,838 46,746 52,311 55,272 59,784 62,328 69,748 82,908 89,676 93,492 104,622 122,059 139,496 156,933 165,816 179,352 186,984 209,244 244,118 313,866 366,177 418,488 488,236 627,732 732,354 976,472 1,098,531 1,255,464 1,464,708 2,197,062 2,929,416 4,394,124 and 8,788,248, with no remainder.
Since 8,788,248 cannot be divided by just 1 and 8,788,248, it is a composite number.