A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2935764 can be evenly divided by 1 2 3 4 6 9 12 13 17 18 26 27 34 36 39 41 51 52 54 68 78 81 82 102 108 117 123 153 156 162 164 204 221 234 246 306 324 351 369 442 459 468 492 533 612 663 697 702 738 884 918 1,053 1,066 1,107 1,326 1,377 1,394 1,404 1,476 1,599 1,836 1,989 2,091 2,106 2,132 2,214 2,652 2,754 2,788 3,198 3,321 3,978 4,182 4,212 4,428 4,797 5,508 5,967 6,273 6,396 6,642 7,956 8,364 9,061 9,594 11,934 12,546 13,284 14,391 17,901 18,122 18,819 19,188 23,868 25,092 27,183 28,782 35,802 36,244 37,638 43,173 54,366 56,457 57,564 71,604 75,276 81,549 86,346 108,732 112,914 163,098 172,692 225,828 244,647 326,196 489,294 733,941 978,588 1,467,882 and 2,935,764, with no remainder.
Since 2,935,764 cannot be divided by just 1 and 2,935,764, it is not a prime number.