39493564 has 12 divisors (see below), whose sum is σ = 75396888. Its totient is φ = 17951600.

The previous prime is 39493463. The next prime is 39493577. The reversal of 39493564 is 46539493.

It is a self number, because there is not a number n which added to its sum of digits gives 39493564.

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, 448747 + ... + 448834.

It is an arithmetic number, because the mean of its divisors is an integer number (6283074).

Almost surely, 2^39493564 is an apocalyptic number.

It is an amenable number.

39493564 is a deficient number, since it is larger than the sum of its proper divisors (35903324).

39493564 is a wasteful number, since it uses less digits than its factorization.

39493564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897596 (or 897594 counting only the distinct ones).

The product of its digits is 349920, while the sum is 43.

The square root of 39493564 is about 6284.3905034617. The cubic root of 39493564 is about 340.5457325748.

The spelling of 39493564 in words is "thirty-nine million, four hundred ninety-three thousand, five hundred sixty-four".