38890732 has 12 divisors (see below), whose sum is σ = 68108040. Its totient is φ = 19431296.

The previous prime is 38890699. The next prime is 38890741. The reversal of 38890732 is 23709883.

It is a happy number.

38890732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 4983 + ... + 10129.

It is an arithmetic number, because the mean of its divisors is an integer number (5675670).

Almost surely, 2^38890732 is an apocalyptic number.

It is an amenable number.

38890732 is a deficient number, since it is larger than the sum of its proper divisors (29217308).

38890732 is a wasteful number, since it uses less digits than its factorization.

38890732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7040 (or 7038 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 38890732 is about 6236.2434205217. The cubic root of 38890732 is about 338.8041378959.

The spelling of 38890732 in words is "thirty-eight million, eight hundred ninety thousand, seven hundred thirty-two".