38972532 has 24 divisors (see below), whose sum is σ = 91190176. Its totient is φ = 12954528.

The previous prime is 38972513. The next prime is 38972587. The reversal of 38972532 is 23527983.

It is a congruent number.

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, 123 + ... + 8829.

Almost surely, 2^38972532 is an apocalyptic number.

It is an amenable number.

38972532 is an abundant number, since it is smaller than the sum of its proper divisors (52217644).

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

38972532 is a wasteful number, since it uses less digits than its factorization.

38972532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9087 (or 9085 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 38972532 is about 6242.7984109692. The cubic root of 38972532 is about 339.0415103927.

The spelling of 38972532 in words is "thirty-eight million, nine hundred seventy-two thousand, five hundred thirty-two".