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3980942 = 271272239
BaseRepresentation
bin1111001011111010001110
321111020211022
433023322032
52004342232
6221154142
745560150
oct17137216
97436738
103980942
112279a39
1213bb952
13a94cb4
14758ad0
15539812
hex3cbe8e

3980942 has 16 divisors (see below), whose sum is σ = 6881280. Its totient is φ = 1691928.

The previous prime is 3980891. The next prime is 3980957. The reversal of 3980942 is 2490893.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659 + ... + 2897.

It is an arithmetic number, because the mean of its divisors is an integer number (430080).

Almost surely, 23980942 is an apocalyptic number.

3980942 is a deficient number, since it is larger than the sum of its proper divisors (2900338).

3980942 is a wasteful number, since it uses less digits than its factorization.

3980942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 3980942 is about 1995.2298113250. The cubic root of 3980942 is about 158.4875980040.

The spelling of 3980942 in words is "three million, nine hundred eighty thousand, nine hundred forty-two".

Divisors: 1 2 7 14 127 254 889 1778 2239 4478 15673 31346 284353 568706 1990471 3980942