3900974 has 32 divisors (see below), whose sum is σ = 7416576. Its totient is φ = 1494720.

The previous prime is 3900943. The next prime is 3900989. The reversal of 3900974 is 4790093.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3900974.

It is a congruent number.

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, 11069 + ... + 11415.

It is an arithmetic number, because the mean of its divisors is an integer number (231768).

Almost surely, 2^3900974 is an apocalyptic number.

3900974 is a deficient number, since it is larger than the sum of its proper divisors (3515602).

3900974 is a wasteful number, since it uses less digits than its factorization.

3900974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 3900974 is about 1975.0883524541. The cubic root of 3900974 is about 157.4191942932.

The spelling of 3900974 in words is "three million, nine hundred thousand, nine hundred seventy-four".