3902956388 has 24 divisors (see below), whose sum is σ = 7224782208. Its totient is φ = 1841057856.

The previous prime is 3902956367. The next prime is 3902956417. The reversal of 3902956388 is 8836592093.

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, 283856 + ... + 297287.

It is an arithmetic number, because the mean of its divisors is an integer number (301032592).

Almost surely, 2^3902956388 is an apocalyptic number.

It is an amenable number.

3902956388 is a deficient number, since it is larger than the sum of its proper divisors (3321825820).

3902956388 is a wasteful number, since it uses less digits than its factorization.

3902956388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581243 (or 581241 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 53.

The square root of 3902956388 is about 62473.6455475427. The cubic root of 3902956388 is about 1574.4585541898.

The spelling of 3902956388 in words is "three billion, nine hundred two million, nine hundred fifty-six thousand, three hundred eighty-eight".