A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 4402080 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 90 96 108 120 135 144 160 180 216 240 270 288 360 432 480 540 720 864 1,019 1,080 1,440 2,038 2,160 3,057 4,076 4,320 5,095 6,114 8,152 9,171 10,190 12,228 15,285 16,304 18,342 20,380 24,456 27,513 30,570 32,608 36,684 40,760 45,855 48,912 55,026 61,140 73,368 81,520 91,710 97,824 110,052 122,280 137,565 146,736 163,040 183,420 220,104 244,560 275,130 293,472 366,840 440,208 489,120 550,260 733,680 880,416 1,100,520 1,467,360 2,201,040 and 4,402,080, with no remainder.
Since 4,402,080 cannot be divided by just 1 and 4,402,080, it is not a prime number.