38902532 has 6 divisors (see below), whose sum is σ = 68079438. Its totient is φ = 19451264.

The previous prime is 38902531. The next prime is 38902541. The reversal of 38902532 is 23520983.

It can be written as a sum of positive squares in only one way, i.e., 24049216 + 14853316 = 4904^2 + 3854^2 .

It is a super-2 number, since 2×38902532² = 3026813992022048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38902531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4862813 + ... + 4862820.

It is an arithmetic number, because the mean of its divisors is an integer number (11346573).

Almost surely, 2^38902532 is an apocalyptic number.

It is an amenable number.

38902532 is a deficient number, since it is larger than the sum of its proper divisors (29176906).

38902532 is a wasteful number, since it uses less digits than its factorization.

38902532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9725637 (or 9725635 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 38902532 is about 6237.1894311461. The cubic root of 38902532 is about 338.8384004254.

The spelling of 38902532 in words is "thirty-eight million, nine hundred two thousand, five hundred thirty-two".