The number 4,397,250 can be evenly divided by 1 2 3 5 6 10 11 13 15 22 25 26 30 33 39 41 50 55 65 66 75 78 82 110 123 125 130 143 150 165 195 205 246 250 275 286 325 330 375 390 410 429 451 533 550 615 650 715 750 825 858 902 975 1,025 1,066 1,230 1,353 1,375 1,430 1,599 1,625 1,650 1,950 2,050 2,145 2,255 2,665 2,706 2,750 3,075 3,198 3,250 3,575 4,125 4,290 4,510 4,875 5,125 5,330 5,863 6,150 6,765 7,150 7,995 8,250 9,750 10,250 10,725 11,275 11,726 13,325 13,530 15,375 15,990 17,589 17,875 21,450 22,550 26,650 29,315 30,750 33,825 35,178 35,750 39,975 53,625 56,375 58,630 66,625 67,650 79,950 87,945 107,250 112,750 133,250 146,575 169,125 175,890 199,875 293,150 338,250 399,750 439,725 732,875 879,450 1,465,750 2,198,625 and 4,397,250, with no remainder.
Since 4,397,250 cannot be divided by just 1 and 4,397,250, it is a composite number.