The number 4,305,600 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 23 24 25 26 30 32 36 39 40 45 46 48 50 52 60 64 65 69 72 75 78 80 90 92 96 100 104 115 117 120 130 138 144 150 156 160 180 184 192 195 200 207 208 225 230 234 240 260 276 288 299 300 312 320 325 345 360 368 390 400 414 416 450 460 468 480 520 552 575 576 585 598 600 624 650 690 720 736 780 800 828 832 897 900 920 936 960 975 1,035 1,040 1,104 1,150 1,170 1,196 1,200 1,248 1,300 1,380 1,440 1,472 1,495 1,560 1,600 1,656 1,725 1,794 1,800 1,840 1,872 1,950 2,070 2,080 2,208 2,300 2,340 2,392 2,400 2,496 2,600 2,691 2,760 2,880 2,925 2,990 3,120 3,312 3,450 3,588 3,600 3,680 3,744 3,900 4,140 4,160 4,416 4,485 4,600 4,680 4,784 4,800 5,175 5,200 5,382 5,520 5,850 5,980 6,240 6,624 6,900 7,176 7,200 7,360 7,475 7,488 7,800 8,280 8,970 9,200 9,360 9,568 10,350 10,400 10,764 11,040 11,700 11,960 12,480 13,248 13,455 13,800 14,352 14,400 14,950 15,600 16,560 17,940 18,400 18,720 19,136 20,700 20,800 21,528 22,080 22,425 23,400 23,920 26,910 27,600 28,704 29,900 31,200 33,120 35,880 36,800 37,440 41,400 43,056 44,850 46,800 47,840 53,820 55,200 57,408 59,800 62,400 66,240 67,275 71,760 82,800 86,112 89,700 93,600 95,680 107,640 110,400 119,600 134,550 143,520 165,600 172,224 179,400 187,200 215,280 239,200 269,100 287,040 331,200 358,800 430,560 478,400 538,200 717,600 861,120 1,076,400 1,435,200 2,152,800 and 4,305,600, with no remainder.
Since 4,305,600 cannot be divided by just 1 and 4,305,600, it is a composite number.