3390856 has 32 divisors (see below), whose sum is σ = 7332480. Its totient is φ = 1440000.

The previous prime is 3390847. The next prime is 3390869. The reversal of 3390856 is 6580933.

It is a super-2 number, since 2×3390856² = 22995808825472, which contains 22 as substring.

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, 8256 + ... + 8656.

It is an arithmetic number, because the mean of its divisors is an integer number (229140).

Almost surely, 2^3390856 is an apocalyptic number.

It is an amenable number.

3390856 is an abundant number, since it is smaller than the sum of its proper divisors (3941624).

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

3390856 is a wasteful number, since it uses less digits than its factorization.

3390856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 3390856 is about 1841.4277069709. The cubic root of 3390856 is about 150.2345367958.

The spelling of 3390856 in words is "three million, three hundred ninety thousand, eight hundred fifty-six".