3856764 has 12 divisors (see below), whose sum is σ = 8999144. Its totient is φ = 1285584.

The previous prime is 3856763. The next prime is 3856777. The reversal of 3856764 is 4676583.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3856763) 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, 160687 + ... + 160710.

Almost surely, 2^3856764 is an apocalyptic number.

It is an amenable number.

3856764 is an abundant number, since it is smaller than the sum of its proper divisors (5142380).

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

3856764 is a wasteful number, since it uses less digits than its factorization.

3856764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321404 (or 321402 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 3856764 is about 1963.8645574479. The cubic root of 3856764 is about 156.8222527595.

The spelling of 3856764 in words is "three million, eight hundred fifty-six thousand, seven hundred sixty-four".