38920464 has 60 divisors (see below), whose sum is σ = 118830192. Its totient is φ = 11793600.

The previous prime is 38920459. The next prime is 38920481. The reversal of 38920464 is 46402983.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10702 + ... + 13869.

Almost surely, 2^38920464 is an apocalyptic number.

It is an amenable number.

38920464 is an abundant number, since it is smaller than the sum of its proper divisors (79909728).

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

38920464 is a wasteful number, since it uses less digits than its factorization.

38920464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24596 (or 24587 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 38920464 is about 6238.6267719747. The cubic root of 38920464 is about 338.8904545938.

The spelling of 38920464 in words is "thirty-eight million, nine hundred twenty thousand, four hundred sixty-four".