39390882 has 16 divisors (see below), whose sum is σ = 78894432. Its totient is φ = 13111520.

The previous prime is 39390877. The next prime is 39390893. The reversal of 39390882 is 28809393.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253 + ... + 8879.

It is an arithmetic number, because the mean of its divisors is an integer number (4930902).

Almost surely, 2^39390882 is an apocalyptic number.

39390882 is an abundant number, since it is smaller than the sum of its proper divisors (39503550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39390882 is a wasteful number, since it uses less digits than its factorization.

39390882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9393.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 39390882 is about 6276.2155794714. The cubic root of 39390882 is about 340.2503404284.

The spelling of 39390882 in words is "thirty-nine million, three hundred ninety thousand, eight hundred eighty-two".