A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 8335950 can be evenly divided by 1 2 3 5 6 7 10 14 15 17 21 25 30 34 35 42 50 51 70 75 85 102 105 119 150 170 175 210 238 255 350 357 425 467 510 525 595 714 850 934 1,050 1,190 1,275 1,401 1,785 2,335 2,550 2,802 2,975 3,269 3,570 4,670 5,950 6,538 7,005 7,939 8,925 9,807 11,675 14,010 15,878 16,345 17,850 19,614 23,350 23,817 32,690 35,025 39,695 47,634 49,035 55,573 70,050 79,390 81,725 98,070 111,146 119,085 163,450 166,719 198,475 238,170 245,175 277,865 333,438 396,950 490,350 555,730 595,425 833,595 1,190,850 1,389,325 1,667,190 2,778,650 4,167,975 and 8,335,950, with no remainder.
Since 8,335,950 cannot be divided by just 1 and 8,335,950, it is not a prime number.