38908964 has 6 divisors (see below), whose sum is σ = 68090694. Its totient is φ = 19454480.

The previous prime is 38908901. The next prime is 38909011. The reversal of 38908964 is 46980983.

It can be written as a sum of positive squares in only one way, i.e., 36481600 + 2427364 = 6040^2 + 1558^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4863617 + ... + 4863624.

It is an arithmetic number, because the mean of its divisors is an integer number (11348449).

Almost surely, 2^38908964 is an apocalyptic number.

It is an amenable number.

38908964 is a deficient number, since it is larger than the sum of its proper divisors (29181730).

38908964 is a wasteful number, since it uses less digits than its factorization.

38908964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9727245 (or 9727243 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 38908964 is about 6237.7050266905. The cubic root of 38908964 is about 338.8570734901.

The spelling of 38908964 in words is "thirty-eight million, nine hundred eight thousand, nine hundred sixty-four".