3875664 has 40 divisors (see below), whose sum is σ = 10784032. Its totient is φ = 1192320.

The previous prime is 3875653. The next prime is 3875671. The reversal of 3875664 is 4665783.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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, 2482 + ... + 3729.

Almost surely, 2^3875664 is an apocalyptic number.

It is an amenable number.

3875664 is an abundant number, since it is smaller than the sum of its proper divisors (6908368).

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

3875664 is a wasteful number, since it uses less digits than its factorization.

3875664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6235 (or 6229 counting only the distinct ones).

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

The square root of 3875664 is about 1968.6706174472. The cubic root of 3875664 is about 157.0780036201.

The spelling of 3875664 in words is "three million, eight hundred seventy-five thousand, six hundred sixty-four".