A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 4884360 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 31 39 40 52 60 62 65 78 93 101 104 120 124 130 155 156 186 195 202 248 260 303 310 312 372 390 403 404 465 505 520 606 620 744 780 806 808 930 1,010 1,209 1,212 1,240 1,313 1,515 1,560 1,612 1,860 2,015 2,020 2,418 2,424 2,626 3,030 3,131 3,224 3,720 3,939 4,030 4,040 4,836 5,252 6,045 6,060 6,262 6,565 7,878 8,060 9,393 9,672 10,504 12,090 12,120 12,524 13,130 15,655 15,756 16,120 18,786 19,695 24,180 25,048 26,260 31,310 31,512 37,572 39,390 40,703 46,965 48,360 52,520 62,620 75,144 78,780 81,406 93,930 122,109 125,240 157,560 162,812 187,860 203,515 244,218 325,624 375,720 407,030 488,436 610,545 814,060 976,872 1,221,090 1,628,120 2,442,180 and 4,884,360, with no remainder.
Since 4,884,360 cannot be divided by just 1 and 4,884,360, it is not a prime number.