38738464 has 24 divisors (see below), whose sum is σ = 76703760. Its totient is φ = 19258176.

The previous prime is 38738443. The next prime is 38738503. The reversal of 38738464 is 46483783.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 38738464.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347 + ... + 9109.

It is an arithmetic number, because the mean of its divisors is an integer number (3195990).

Almost surely, 2^38738464 is an apocalyptic number.

It is an amenable number.

38738464 is a deficient number, since it is larger than the sum of its proper divisors (37965296).

38738464 is a wasteful number, since it uses less digits than its factorization.

38738464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952 (or 6944 counting only the distinct ones).

The product of its digits is 387072, while the sum is 43.

The square root of 38738464 is about 6224.0231362038. The cubic root of 38738464 is about 338.3613888475.

The spelling of 38738464 in words is "thirty-eight million, seven hundred thirty-eight thousand, four hundred sixty-four".