A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 5906952 can be evenly divided by 1 2 3 4 6 8 9 12 18 23 24 27 29 36 41 46 54 58 69 72 82 87 92 108 116 123 138 164 174 184 207 216 232 246 261 276 328 348 369 414 492 522 552 621 667 696 738 783 828 943 984 1,044 1,107 1,189 1,242 1,334 1,476 1,566 1,656 1,886 2,001 2,088 2,214 2,378 2,484 2,668 2,829 2,952 3,132 3,567 3,772 4,002 4,428 4,756 4,968 5,336 5,658 6,003 6,264 7,134 7,544 8,004 8,487 8,856 9,512 10,701 11,316 12,006 14,268 16,008 16,974 18,009 21,402 22,632 24,012 25,461 27,347 28,536 32,103 33,948 36,018 42,804 48,024 50,922 54,694 64,206 67,896 72,036 82,041 85,608 101,844 109,388 128,412 144,072 164,082 203,688 218,776 246,123 256,824 328,164 492,246 656,328 738,369 984,492 1,476,738 1,968,984 2,953,476 and 5,906,952, with no remainder.
Since 5,906,952 cannot be divided by just 1 and 5,906,952, it is not a prime number.