The number 4,388,280 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 20 24 26 29 30 39 40 52 58 60 65 78 87 97 104 116 120 130 145 156 174 194 195 232 260 290 291 312 348 377 388 390 435 485 520 580 582 696 754 776 780 870 970 1,131 1,160 1,164 1,261 1,455 1,508 1,560 1,740 1,885 1,940 2,262 2,328 2,522 2,813 2,910 3,016 3,480 3,770 3,783 3,880 4,524 5,044 5,626 5,655 5,820 6,305 7,540 7,566 8,439 9,048 10,088 11,252 11,310 11,640 12,610 14,065 15,080 15,132 16,878 18,915 22,504 22,620 25,220 28,130 30,264 33,756 36,569 37,830 42,195 45,240 50,440 56,260 67,512 73,138 75,660 84,390 109,707 112,520 146,276 151,320 168,780 182,845 219,414 292,552 337,560 365,690 438,828 548,535 731,380 877,656 1,097,070 1,462,760 2,194,140 and 4,388,280, with no remainder.
Since 4,388,280 cannot be divided by just 1 and 4,388,280, it is a composite number.