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3970080 = 25335919
BaseRepresentation
bin1111001001010000100000
321110200221000
433021100200
52004020310
6221032000
745513402
oct17112040
97420830
103970080
112271864
1213b5600
13a9007a
14754b72
155364c0
hex3c9420

3970080 has 96 divisors (see below), whose sum is σ = 13910400. Its totient is φ = 1057536.

The previous prime is 3970073. The next prime is 3970097. The reversal of 3970080 is 800793.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3861 + ... + 4779.

It is an arithmetic number, because the mean of its divisors is an integer number (144900).

Almost surely, 23970080 is an apocalyptic number.

3970080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3970080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6955200).

3970080 is an abundant number, since it is smaller than the sum of its proper divisors (9940320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3970080 is a wasteful number, since it uses less digits than its factorization.

3970080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943 (or 929 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 3970080 is about 1992.5059598405. The cubic root of 3970080 is about 158.3433222384.

The spelling of 3970080 in words is "three million, nine hundred seventy thousand, eighty".

Divisors: 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 96 108 120 135 144 160 180 216 240 270 288 360 432 480 540 720 864 919 1080 1440 1838 2160 2757 3676 4320 4595 5514 7352 8271 9190 11028 13785 14704 16542 18380 22056 24813 27570 29408 33084 36760 41355 44112 49626 55140 66168 73520 82710 88224 99252 110280 124065 132336 147040 165420 198504 220560 248130 264672 330840 397008 441120 496260 661680 794016 992520 1323360 1985040 3970080