38966996 has 6 divisors (see below), whose sum is σ = 68192250. Its totient is φ = 19483496.

The previous prime is 38966989. The next prime is 38967007. The reversal of 38966996 is 69966983.

It can be written as a sum of positive squares in only one way, i.e., 30958096 + 8008900 = 5564^2 + 2830^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4870871 + ... + 4870878.

It is an arithmetic number, because the mean of its divisors is an integer number (11365375).

Almost surely, 2^38966996 is an apocalyptic number.

It is an amenable number.

38966996 is a deficient number, since it is larger than the sum of its proper divisors (29225254).

38966996 is a wasteful number, since it uses less digits than its factorization.

38966996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9741753 (or 9741751 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 56.

The square root of 38966996 is about 6242.3550043233. The cubic root of 38966996 is about 339.0254561567.

The spelling of 38966996 in words is "thirty-eight million, nine hundred sixty-six thousand, nine hundred ninety-six".