The number 4,683,420 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 49 54 59 60 63 70 81 84 90 98 105 108 118 126 135 140 147 162 177 180 189 196 210 236 245 252 270 294 295 315 324 354 378 405 413 420 441 490 531 540 567 588 590 630 708 735 756 810 826 882 885 945 980 1,062 1,134 1,180 1,239 1,260 1,323 1,470 1,593 1,620 1,652 1,764 1,770 1,890 2,065 2,124 2,205 2,268 2,478 2,646 2,655 2,835 2,891 2,940 3,186 3,540 3,717 3,780 3,969 4,130 4,410 4,779 4,956 5,292 5,310 5,670 5,782 6,195 6,372 6,615 7,434 7,938 7,965 8,260 8,673 8,820 9,558 10,620 11,151 11,340 11,564 12,390 13,230 14,455 14,868 15,876 15,930 17,346 18,585 19,116 19,845 22,302 23,895 24,780 26,019 26,460 28,910 31,860 33,453 34,692 37,170 39,690 43,365 44,604 47,790 52,038 55,755 57,820 66,906 74,340 78,057 79,380 86,730 95,580 104,076 111,510 130,095 133,812 156,114 167,265 173,460 223,020 234,171 260,190 312,228 334,530 390,285 468,342 520,380 669,060 780,570 936,684 1,170,855 1,561,140 2,341,710 and 4,683,420, with no remainder.
Since 4,683,420 cannot be divided by just 1 and 4,683,420, it is a composite number.