A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 4563324 can be evenly divided by 1 2 3 4 6 9 12 18 27 29 31 36 47 54 58 62 87 93 94 108 116 124 141 174 186 188 261 279 282 348 372 423 522 558 564 783 837 846 899 1,044 1,116 1,269 1,363 1,457 1,566 1,674 1,692 1,798 2,538 2,697 2,726 2,914 3,132 3,348 3,596 4,089 4,371 5,076 5,394 5,452 5,828 8,091 8,178 8,742 10,788 12,267 13,113 16,182 16,356 17,484 24,273 24,534 26,226 32,364 36,801 39,339 42,253 48,546 49,068 52,452 73,602 78,678 84,506 97,092 126,759 147,204 157,356 169,012 253,518 380,277 507,036 760,554 1,140,831 1,521,108 2,281,662 and 4,563,324, with no remainder.
Since 4,563,324 cannot be divided by just 1 and 4,563,324, it is not a prime number.