The number 3,317,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 25 30 36 38 40 45 50 57 60 72 75 76 90 95 97 100 114 120 150 152 171 180 190 194 200 225 228 285 291 300 342 360 380 388 450 456 475 485 570 582 600 684 760 776 855 873 900 950 970 1,140 1,164 1,368 1,425 1,455 1,710 1,746 1,800 1,843 1,900 1,940 2,280 2,328 2,425 2,850 2,910 3,420 3,492 3,686 3,800 3,880 4,275 4,365 4,850 5,529 5,700 5,820 6,840 6,984 7,275 7,372 8,550 8,730 9,215 9,700 11,058 11,400 11,640 14,550 14,744 16,587 17,100 17,460 18,430 19,400 21,825 22,116 27,645 29,100 33,174 34,200 34,920 36,860 43,650 44,232 46,075 55,290 58,200 66,348 73,720 82,935 87,300 92,150 110,580 132,696 138,225 165,870 174,600 184,300 221,160 276,450 331,740 368,600 414,675 552,900 663,480 829,350 1,105,800 1,658,700 and 3,317,400, with no remainder.
Since 3,317,400 cannot be divided by just 1 and 3,317,400, it is a composite number.