The number 4,372,704 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 72 81 84 96 108 112 126 144 162 168 189 216 224 241 252 288 324 336 378 432 482 504 567 648 672 723 756 864 964 1,008 1,134 1,296 1,446 1,512 1,687 1,928 2,016 2,169 2,268 2,592 2,892 3,024 3,374 3,856 4,338 4,536 5,061 5,784 6,048 6,507 6,748 7,712 8,676 9,072 10,122 11,568 13,014 13,496 15,183 17,352 18,144 19,521 20,244 23,136 26,028 26,992 30,366 34,704 39,042 40,488 45,549 52,056 53,984 60,732 69,408 78,084 80,976 91,098 104,112 121,464 136,647 156,168 161,952 182,196 208,224 242,928 273,294 312,336 364,392 485,856 546,588 624,672 728,784 1,093,176 1,457,568 2,186,352 and 4,372,704, with no remainder.
Since 4,372,704 cannot be divided by just 1 and 4,372,704, it is a composite number.