The number 2,409,750 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 17 18 21 25 27 30 34 35 42 45 50 51 54 63 70 75 81 85 90 102 105 119 125 126 135 150 153 162 170 175 189 210 225 238 250 255 270 306 315 350 357 375 378 405 425 450 459 510 525 567 595 630 675 714 750 765 810 850 875 918 945 1,050 1,071 1,125 1,134 1,190 1,275 1,350 1,377 1,530 1,575 1,750 1,785 1,890 2,025 2,125 2,142 2,250 2,295 2,550 2,625 2,754 2,835 2,975 3,150 3,213 3,375 3,570 3,825 4,050 4,250 4,590 4,725 5,250 5,355 5,670 5,950 6,375 6,426 6,750 6,885 7,650 7,875 8,925 9,450 9,639 10,125 10,710 11,475 12,750 13,770 14,175 14,875 15,750 16,065 17,850 19,125 19,278 20,250 22,950 23,625 26,775 28,350 29,750 32,130 34,425 38,250 44,625 47,250 48,195 53,550 57,375 68,850 70,875 80,325 89,250 96,390 114,750 133,875 141,750 160,650 172,125 240,975 267,750 344,250 401,625 481,950 803,250 1,204,875 and 2,409,750, with no remainder.
Since 2,409,750 cannot be divided by just 1 and 2,409,750, it is a composite number.