3865604875 has 16 divisors (see below), whose sum is σ = 5262847200. Its totient is φ = 2811348000.

The previous prime is 3865604849. The next prime is 3865604903. The reversal of 3865604875 is 5784065683.

3865604875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3865604875 - 2⁹ = 3865604363 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1404300 + ... + 1407049.

It is an arithmetic number, because the mean of its divisors is an integer number (328927950).

Almost surely, 2^3865604875 is an apocalyptic number.

3865604875 is a deficient number, since it is larger than the sum of its proper divisors (1397242325).

3865604875 is a wasteful number, since it uses less digits than its factorization.

3865604875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811375 (or 2811365 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The square root of 3865604875 is about 62173.9887332315. The cubic root of 3865604875 is about 1569.4198940014.

The spelling of 3865604875 in words is "three billion, eight hundred sixty-five million, six hundred four thousand, eight hundred seventy-five".