The number 3,800,832 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 64 84 96 98 101 112 128 147 168 192 196 202 224 256 294 303 336 384 392 404 448 588 606 672 707 768 784 808 896 1,176 1,212 1,344 1,414 1,568 1,616 1,792 2,121 2,352 2,424 2,688 2,828 3,136 3,232 4,242 4,704 4,848 4,949 5,376 5,656 6,272 6,464 8,484 9,408 9,696 9,898 11,312 12,544 12,928 14,847 16,968 18,816 19,392 19,796 22,624 25,856 29,694 33,936 37,632 38,784 39,592 45,248 59,388 67,872 77,568 79,184 90,496 118,776 135,744 158,368 180,992 237,552 271,488 316,736 475,104 542,976 633,472 950,208 1,266,944 1,900,416 and 3,800,832, with no remainder.
Since 3,800,832 cannot be divided by just 1 and 3,800,832, it is a composite number.