38668528 has 20 divisors (see below), whose sum is σ = 75079768. Its totient is φ = 19293120.

The previous prime is 38668507. The next prime is 38668547. The reversal of 38668528 is 82586683.

It is a happy number.

It is a congruent number.

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, 6058 + ... + 10678.

Almost surely, 2^38668528 is an apocalyptic number.

It is an amenable number.

38668528 is a deficient number, since it is larger than the sum of its proper divisors (36411240).

38668528 is a wasteful number, since it uses less digits than its factorization.

38668528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5152 (or 5146 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 38668528 is about 6218.4023671680. The cubic root of 38668528 is about 338.1576473614.

The spelling of 38668528 in words is "thirty-eight million, six hundred sixty-eight thousand, five hundred twenty-eight".