38725634 has 8 divisors (see below), whose sum is σ = 59962368. Its totient is φ = 18738180.

The previous prime is 38725633. The next prime is 38725639. The reversal of 38725634 is 43652783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (38725633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312242 + ... + 312365.

It is an arithmetic number, because the mean of its divisors is an integer number (7495296).

Almost surely, 2^38725634 is an apocalyptic number.

38725634 is a deficient number, since it is larger than the sum of its proper divisors (21236734).

38725634 is a wasteful number, since it uses less digits than its factorization.

38725634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624640.

The product of its digits is 120960, while the sum is 38.

The square root of 38725634 is about 6222.9923670209. The cubic root of 38725634 is about 338.3240301475.

The spelling of 38725634 in words is "thirty-eight million, seven hundred twenty-five thousand, six hundred thirty-four".