The number 3,632,850 can be evenly divided by 1 2 3 5 6 9 10 13 15 18 23 25 26 27 30 39 45 46 50 54 65 69 75 78 81 90 115 117 130 135 138 150 162 195 207 225 230 234 243 270 299 325 345 351 390 405 414 450 486 575 585 598 621 650 675 690 702 810 897 975 1,035 1,053 1,150 1,170 1,215 1,242 1,350 1,495 1,725 1,755 1,794 1,863 1,950 2,025 2,070 2,106 2,430 2,691 2,925 2,990 3,105 3,159 3,450 3,510 3,726 4,050 4,485 5,175 5,265 5,382 5,589 5,850 6,075 6,210 6,318 7,475 8,073 8,775 8,970 9,315 10,350 10,530 11,178 12,150 13,455 14,950 15,525 15,795 16,146 17,550 18,630 22,425 24,219 26,325 26,910 27,945 31,050 31,590 40,365 44,850 46,575 48,438 52,650 55,890 67,275 72,657 78,975 80,730 93,150 121,095 134,550 139,725 145,314 157,950 201,825 242,190 279,450 363,285 403,650 605,475 726,570 1,210,950 1,816,425 and 3,632,850, with no remainder.
Since 3,632,850 cannot be divided by just 1 and 3,632,850, it is a composite number.