The number 7,269,210 can be evenly divided by 1 2 3 5 6 9 10 13 15 18 19 26 27 30 38 39 45 54 57 65 78 90 95 109 114 117 130 135 171 190 195 218 234 247 270 285 327 342 351 390 494 513 545 570 585 654 702 741 855 981 1,026 1,090 1,170 1,235 1,417 1,482 1,635 1,710 1,755 1,962 2,071 2,223 2,470 2,565 2,834 2,943 3,270 3,510 3,705 4,142 4,251 4,446 4,905 5,130 5,886 6,213 6,669 7,085 7,410 8,502 9,810 10,355 11,115 12,426 12,753 13,338 14,170 14,715 18,639 20,710 21,255 22,230 25,506 26,923 29,430 31,065 33,345 37,278 38,259 42,510 53,846 55,917 62,130 63,765 66,690 76,518 80,769 93,195 111,834 127,530 134,615 161,538 186,390 191,295 242,307 269,230 279,585 382,590 403,845 484,614 559,170 726,921 807,690 1,211,535 1,453,842 2,423,070 3,634,605 and 7,269,210, with no remainder.
Since 7,269,210 cannot be divided by just 1 and 7,269,210, it is a composite number.