The number 3,484,800 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 32 33 36 40 44 45 48 50 55 60 64 66 72 75 80 88 90 96 99 100 110 120 121 128 132 144 150 160 165 176 180 192 198 200 220 225 240 242 264 275 288 300 320 330 352 360 363 384 396 400 440 450 480 484 495 528 550 576 600 605 640 660 704 720 726 792 800 825 880 900 960 968 990 1,056 1,089 1,100 1,152 1,200 1,210 1,320 1,408 1,440 1,452 1,584 1,600 1,650 1,760 1,800 1,815 1,920 1,936 1,980 2,112 2,178 2,200 2,400 2,420 2,475 2,640 2,880 2,904 3,025 3,168 3,200 3,300 3,520 3,600 3,630 3,872 3,960 4,224 4,356 4,400 4,800 4,840 4,950 5,280 5,445 5,760 5,808 6,050 6,336 6,600 7,040 7,200 7,260 7,744 7,920 8,712 8,800 9,075 9,600 9,680 9,900 10,560 10,890 11,616 12,100 12,672 13,200 14,400 14,520 15,488 15,840 17,424 17,600 18,150 19,360 19,800 21,120 21,780 23,232 24,200 26,400 27,225 28,800 29,040 31,680 34,848 35,200 36,300 38,720 39,600 43,560 46,464 48,400 52,800 54,450 58,080 63,360 69,696 72,600 77,440 79,200 87,120 96,800 105,600 108,900 116,160 139,392 145,200 158,400 174,240 193,600 217,800 232,320 290,400 316,800 348,480 387,200 435,600 580,800 696,960 871,200 1,161,600 1,742,400 and 3,484,800, with no remainder.
Since 3,484,800 cannot be divided by just 1 and 3,484,800, it is a composite number.