The number 3,375,792 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 28 34 36 42 48 51 56 63 68 72 84 102 112 119 126 136 144 153 168 197 204 238 252 272 306 336 357 394 408 476 504 591 612 714 788 816 952 1,008 1,071 1,182 1,224 1,379 1,428 1,576 1,773 1,904 2,142 2,364 2,448 2,758 2,856 3,152 3,349 3,546 4,137 4,284 4,728 5,516 5,712 6,698 7,092 8,274 8,568 9,456 10,047 11,032 12,411 13,396 14,184 16,548 17,136 20,094 22,064 23,443 24,822 26,792 28,368 30,141 33,096 40,188 46,886 49,644 53,584 60,282 66,192 70,329 80,376 93,772 99,288 120,564 140,658 160,752 187,544 198,576 210,987 241,128 281,316 375,088 421,974 482,256 562,632 843,948 1,125,264 1,687,896 and 3,375,792, with no remainder.
Since 3,375,792 cannot be divided by just 1 and 3,375,792, it is a composite number.