3887256 has 16 divisors (see below), whose sum is σ = 9718200. Its totient is φ = 1295744.

The previous prime is 3887239. The next prime is 3887281. The reversal of 3887256 is 6527883.

It is a super-2 number, since 2×3887256² = 30221518419072, which contains 22 as substring.

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, 80961 + ... + 81008.

Almost surely, 2^3887256 is an apocalyptic number.

It is an amenable number.

3887256 is an abundant number, since it is smaller than the sum of its proper divisors (5830944).

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

3887256 is a wasteful number, since it uses less digits than its factorization.

3887256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161978 (or 161974 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 3887256 is about 1971.6125380003. The cubic root of 3887256 is about 157.2344530148.

The spelling of 3887256 in words is "three million, eight hundred eighty-seven thousand, two hundred fifty-six".