The number 1,033,560 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 27 29 30 33 36 40 44 45 54 55 58 60 66 72 81 87 88 90 99 108 110 116 120 132 135 145 162 165 174 180 198 216 220 232 261 264 270 290 297 319 324 330 348 360 396 405 435 440 495 522 540 580 594 638 648 660 696 783 792 810 870 891 957 990 1,044 1,080 1,160 1,188 1,276 1,305 1,320 1,485 1,566 1,595 1,620 1,740 1,782 1,914 1,980 2,088 2,349 2,376 2,552 2,610 2,871 2,970 3,132 3,190 3,240 3,480 3,564 3,828 3,915 3,960 4,455 4,698 4,785 5,220 5,742 5,940 6,264 6,380 7,128 7,656 7,830 8,613 8,910 9,396 9,570 10,440 11,484 11,745 11,880 12,760 14,355 15,660 17,226 17,820 18,792 19,140 22,968 23,490 25,839 28,710 31,320 34,452 35,640 38,280 43,065 46,980 51,678 57,420 68,904 86,130 93,960 103,356 114,840 129,195 172,260 206,712 258,390 344,520 516,780 and 1,033,560, with no remainder.
Since 1,033,560 cannot be divided by just 1 and 1,033,560, it is a composite number.