A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 4704336 can be evenly divided by 1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 36 39 42 48 52 56 63 72 78 84 91 104 112 117 126 144 156 168 182 208 234 252 273 312 336 359 364 468 504 546 624 718 728 819 936 1,008 1,077 1,092 1,436 1,456 1,638 1,872 2,154 2,184 2,513 2,872 3,231 3,276 4,308 4,368 4,667 5,026 5,744 6,462 6,552 7,539 8,616 9,334 10,052 12,924 13,104 14,001 15,078 17,232 18,668 20,104 22,617 25,848 28,002 30,156 32,669 37,336 40,208 42,003 45,234 51,696 56,004 60,312 65,338 74,672 84,006 90,468 98,007 112,008 120,624 130,676 168,012 180,936 196,014 224,016 261,352 294,021 336,024 361,872 392,028 522,704 588,042 672,048 784,056 1,176,084 1,568,112 2,352,168 and 4,704,336, with no remainder.
Since 4,704,336 cannot be divided by just 1 and 4,704,336, it is not a prime number.