38694590 has 48 divisors (see below), whose sum is σ = 77508144. Its totient is φ = 13896960.

The previous prime is 38694589. The next prime is 38694629. The reversal of 38694590 is 9549683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136589 + ... + 136871.

It is an arithmetic number, because the mean of its divisors is an integer number (1614753).

Almost surely, 2^38694590 is an apocalyptic number.

38694590 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

38694590 is a wasteful number, since it uses less digits than its factorization.

38694590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 38694590 is about 6220.4975685230. The cubic root of 38694590 is about 338.2336013378.

The spelling of 38694590 in words is "thirty-eight million, six hundred ninety-four thousand, five hundred ninety".