3902974 has 8 divisors (see below), whose sum is σ = 5979168. Its totient is φ = 1909920.

The previous prime is 3902929. The next prime is 3903001. The reversal of 3902974 is 4792093.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20667 + ... + 20854.

It is an arithmetic number, because the mean of its divisors is an integer number (747396).

Almost surely, 2^3902974 is an apocalyptic number.

3902974 is a deficient number, since it is larger than the sum of its proper divisors (2076194).

3902974 is a wasteful number, since it uses less digits than its factorization.

3902974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41570.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 3902974 is about 1975.5945940400. The cubic root of 3902974 is about 157.4460922422.

It can be divided in two parts, 390 and 2974, that added together give a square (3364 = 58²).

The spelling of 3902974 in words is "three million, nine hundred two thousand, nine hundred seventy-four".