The number 4,326,336 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 29 32 36 37 42 48 56 58 63 64 72 74 84 87 96 111 112 116 126 144 148 168 174 192 203 222 224 232 252 259 261 288 296 333 336 348 406 444 448 464 504 518 522 576 592 609 666 672 696 777 812 888 928 1,008 1,036 1,044 1,073 1,184 1,218 1,332 1,344 1,392 1,554 1,624 1,776 1,827 1,856 2,016 2,072 2,088 2,146 2,331 2,368 2,436 2,664 2,784 3,108 3,219 3,248 3,552 3,654 4,032 4,144 4,176 4,292 4,662 4,872 5,328 5,568 6,216 6,438 6,496 7,104 7,308 7,511 8,288 8,352 8,584 9,324 9,657 9,744 10,656 12,432 12,876 12,992 14,616 15,022 16,576 16,704 17,168 18,648 19,314 19,488 21,312 22,533 24,864 25,752 29,232 30,044 34,336 37,296 38,628 38,976 45,066 49,728 51,504 58,464 60,088 67,599 68,672 74,592 77,256 90,132 103,008 116,928 120,176 135,198 149,184 154,512 180,264 206,016 240,352 270,396 309,024 360,528 480,704 540,792 618,048 721,056 1,081,584 1,442,112 2,163,168 and 4,326,336, with no remainder.
Since 4,326,336 cannot be divided by just 1 and 4,326,336, it is a composite number.