The number 7,322,616 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 29 36 42 54 56 58 63 72 84 87 108 116 126 167 168 174 189 203 216 232 252 261 334 348 378 406 501 504 522 609 668 696 756 783 812 1,002 1,044 1,169 1,218 1,336 1,503 1,512 1,566 1,624 1,827 2,004 2,088 2,338 2,436 3,006 3,132 3,507 3,654 4,008 4,509 4,676 4,843 4,872 5,481 6,012 6,264 7,014 7,308 9,018 9,352 9,686 10,521 10,962 12,024 14,028 14,529 14,616 18,036 19,372 21,042 21,924 28,056 29,058 31,563 33,901 36,072 38,744 42,084 43,587 43,848 58,116 63,126 67,802 84,168 87,174 101,703 116,232 126,252 130,761 135,604 174,348 203,406 252,504 261,522 271,208 305,109 348,696 406,812 523,044 610,218 813,624 915,327 1,046,088 1,220,436 1,830,654 2,440,872 3,661,308 and 7,322,616, with no remainder.
Since 7,322,616 cannot be divided by just 1 and 7,322,616, it is a composite number.