38492631 has 8 divisors (see below), whose sum is σ = 57026160. Its totient is φ = 25661736.

The previous prime is 38492627. The next prime is 38492677. The reversal of 38492631 is 13629483.

It is not a de Polignac number, because 38492631 - 2² = 38492627 is a prime.

It is a super-2 number, since 2×38492631² = 2963365282604322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38492621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712800 + ... + 712853.

It is an arithmetic number, because the mean of its divisors is an integer number (7128270).

Almost surely, 2^38492631 is an apocalyptic number.

38492631 is a deficient number, since it is larger than the sum of its proper divisors (18533529).

38492631 is a wasteful number, since it uses less digits than its factorization.

38492631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425662 (or 1425656 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 38492631 is about 6204.2429836363. The cubic root of 38492631 is about 337.6441260979.

The spelling of 38492631 in words is "thirty-eight million, four hundred ninety-two thousand, six hundred thirty-one".