The number 7,243,632 can be evenly divided by 1 2 3 4 6 8 9 11 12 16 17 18 22 24 33 34 36 44 48 51 66 68 72 88 99 102 132 136 144 153 176 187 198 204 264 269 272 306 374 396 408 528 538 561 612 748 792 807 816 1,076 1,122 1,224 1,496 1,584 1,614 1,683 2,152 2,244 2,421 2,448 2,959 2,992 3,228 3,366 4,304 4,488 4,573 4,842 5,918 6,456 6,732 8,877 8,976 9,146 9,684 11,836 12,912 13,464 13,719 17,754 18,292 19,368 23,672 26,631 26,928 27,438 35,508 36,584 38,736 41,157 47,344 50,303 53,262 54,876 71,016 73,168 82,314 100,606 106,524 109,752 142,032 150,909 164,628 201,212 213,048 219,504 301,818 329,256 402,424 426,096 452,727 603,636 658,512 804,848 905,454 1,207,272 1,810,908 2,414,544 3,621,816 and 7,243,632, with no remainder.
Since 7,243,632 cannot be divided by just 1 and 7,243,632, it is a composite number.