The number 4,123,350 can be evenly divided by 1 2 3 5 6 7 9 10 11 14 15 17 18 21 22 25 30 33 34 35 42 45 49 50 51 55 63 66 70 75 77 85 90 98 99 102 105 110 119 126 147 150 153 154 165 170 175 187 198 210 225 231 238 245 255 275 294 306 315 330 350 357 374 385 425 441 450 462 490 495 510 525 539 550 561 595 630 693 714 735 765 770 825 833 850 882 935 990 1,050 1,071 1,078 1,122 1,155 1,190 1,225 1,275 1,309 1,386 1,470 1,530 1,575 1,617 1,650 1,666 1,683 1,785 1,870 1,925 2,142 2,205 2,310 2,450 2,475 2,499 2,550 2,618 2,695 2,805 2,975 3,150 3,234 3,366 3,465 3,570 3,675 3,825 3,850 3,927 4,165 4,410 4,675 4,851 4,950 4,998 5,355 5,390 5,610 5,775 5,950 6,545 6,930 7,350 7,497 7,650 7,854 8,085 8,330 8,415 8,925 9,163 9,350 9,702 10,710 11,025 11,550 11,781 12,495 13,090 13,475 14,025 14,994 16,170 16,830 17,325 17,850 18,326 19,635 20,825 22,050 23,562 24,255 24,990 26,775 26,950 27,489 28,050 32,725 34,650 37,485 39,270 40,425 41,650 42,075 45,815 48,510 53,550 54,978 58,905 62,475 65,450 74,970 80,850 82,467 84,150 91,630 98,175 117,810 121,275 124,950 137,445 164,934 187,425 196,350 229,075 242,550 274,890 294,525 374,850 412,335 458,150 589,050 687,225 824,670 1,374,450 2,061,675 and 4,123,350, with no remainder.
Since 4,123,350 cannot be divided by just 1 and 4,123,350, it is a composite number.