A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9952008 can be evenly divided by 1 2 3 4 6 8 11 12 22 23 24 33 44 46 66 69 88 92 121 132 138 149 184 242 253 264 276 298 363 447 484 506 552 596 726 759 894 968 1,012 1,192 1,452 1,518 1,639 1,788 2,024 2,783 2,904 3,036 3,278 3,427 3,576 4,917 5,566 6,072 6,556 6,854 8,349 9,834 10,281 11,132 13,112 13,708 16,698 18,029 19,668 20,562 22,264 27,416 33,396 36,058 37,697 39,336 41,124 54,087 66,792 72,116 75,394 82,248 108,174 113,091 144,232 150,788 216,348 226,182 301,576 414,667 432,696 452,364 829,334 904,728 1,244,001 1,658,668 2,488,002 3,317,336 4,976,004 and 9,952,008, with no remainder.
Since 9,952,008 cannot be divided by just 1 and 9,952,008, it is not a prime number.