38685604 has 6 divisors (see below), whose sum is σ = 67699814. Its totient is φ = 19342800.

The previous prime is 38685593. The next prime is 38685617. The reversal of 38685604 is 40658683.

It can be written as a sum of positive squares in only one way, i.e., 38415204 + 270400 = 6198^2 + 520^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4835697 + ... + 4835704.

Almost surely, 2^38685604 is an apocalyptic number.

It is an amenable number.

38685604 is a deficient number, since it is larger than the sum of its proper divisors (29014210).

38685604 is a wasteful number, since it uses less digits than its factorization.

38685604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9671405 (or 9671403 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 38685604 is about 6219.7752370966. The cubic root of 38685604 is about 338.2074167777.

The spelling of 38685604 in words is "thirty-eight million, six hundred eighty-five thousand, six hundred four".