38976636 has 12 divisors (see below), whose sum is σ = 90945512. Its totient is φ = 12992208.

The previous prime is 38976617. The next prime is 38976643. The reversal of 38976636 is 63667983.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1624015 + ... + 1624038.

Almost surely, 2^38976636 is an apocalyptic number.

It is an amenable number.

38976636 is an abundant number, since it is smaller than the sum of its proper divisors (51968876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38976636 is a wasteful number, since it uses less digits than its factorization.

38976636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248060 (or 3248058 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The square root of 38976636 is about 6243.1271010608. The cubic root of 38976636 is about 339.0534108899.

The spelling of 38976636 in words is "thirty-eight million, nine hundred seventy-six thousand, six hundred thirty-six".