38992964 has 6 divisors (see below), whose sum is σ = 68237694. Its totient is φ = 19496480.

The previous prime is 38992903. The next prime is 38992973. The reversal of 38992964 is 46929983.

It can be written as a sum of positive squares in only one way, i.e., 25080064 + 13912900 = 5008^2 + 3730^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4874117 + ... + 4874124.

It is an arithmetic number, because the mean of its divisors is an integer number (11372949).

Almost surely, 2^38992964 is an apocalyptic number.

It is an amenable number.

38992964 is a deficient number, since it is larger than the sum of its proper divisors (29244730).

38992964 is a wasteful number, since it uses less digits than its factorization.

38992964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9748245 (or 9748243 counting only the distinct ones).

The product of its digits is 839808, while the sum is 50.

The square root of 38992964 is about 6244.4346421434. The cubic root of 38992964 is about 339.1007494307.

The spelling of 38992964 in words is "thirty-eight million, nine hundred ninety-two thousand, nine hundred sixty-four".