3869256 has 32 divisors (see below), whose sum is σ = 9725760. Its totient is φ = 1282752.

The previous prime is 3869231. The next prime is 3869263. The reversal of 3869256 is 6529683.

It is a super-2 number, since 2×3869256² = 29942283987072, 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, 6006 + ... + 6618.

It is an arithmetic number, because the mean of its divisors is an integer number (303930).

Almost surely, 2^3869256 is an apocalyptic number.

It is an amenable number.

3869256 is an abundant number, since it is smaller than the sum of its proper divisors (5856504).

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

3869256 is a wasteful number, since it uses less digits than its factorization.

3869256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885 (or 881 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 3869256 is about 1967.0424499741. The cubic root of 3869256 is about 156.9913852495.

The spelling of 3869256 in words is "three million, eight hundred sixty-nine thousand, two hundred fifty-six".