3888656 has 20 divisors (see below), whose sum is σ = 7862592. Its totient is φ = 1859616.

The previous prime is 3888653. The next prime is 3888683. The reversal of 3888656 is 6568883.

It is not an unprimeable number, because it can be changed into a prime (3888653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4916 + ... + 5651.

Almost surely, 2^3888656 is an apocalyptic number.

It is an amenable number.

3888656 is an abundant number, since it is smaller than the sum of its proper divisors (3973936).

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

3888656 is a wasteful number, since it uses less digits than its factorization.

3888656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10598 (or 10592 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 3888656 is about 1971.9675453719. The cubic root of 3888656 is about 157.2533268093.

The spelling of 3888656 in words is "three million, eight hundred eighty-eight thousand, six hundred fifty-six".