38630172 has 24 divisors (see below), whose sum is σ = 103014016. Its totient is φ = 11037168.

The previous prime is 38630167. The next prime is 38630201. The reversal of 38630172 is 27103683.

38630172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229858 + ... + 230025.

Almost surely, 2^38630172 is an apocalyptic number.

It is an amenable number.

38630172 is an abundant number, since it is smaller than the sum of its proper divisors (64383844).

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

38630172 is a wasteful number, since it uses less digits than its factorization.

38630172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459897 (or 459895 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 38630172 is about 6215.3175301025. The cubic root of 38630172 is about 338.0458021798.

The spelling of 38630172 in words is "thirty-eight million, six hundred thirty thousand, one hundred seventy-two".