A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 5169024 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 288 336 384 448 504 576 641 672 896 1,008 1,152 1,282 1,344 1,923 2,016 2,564 2,688 3,846 4,032 4,487 5,128 5,769 7,692 8,064 8,974 10,256 11,538 13,461 15,384 17,948 20,512 23,076 26,922 30,768 35,896 40,383 41,024 46,152 53,844 61,536 71,792 80,766 82,048 92,304 107,688 123,072 143,584 161,532 184,608 215,376 246,144 287,168 323,064 369,216 430,752 574,336 646,128 738,432 861,504 1,292,256 1,723,008 2,584,512 and 5,169,024, with no remainder.
Since 5,169,024 cannot be divided by just 1 and 5,169,024, it is not a prime number.