39939296 has 12 divisors (see below), whose sum is σ = 78630552. Its totient is φ = 19969632.

The previous prime is 39939281. The next prime is 39939329. The reversal of 39939296 is 69293993.

It is a congruent 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 as a sum of consecutive naturals, namely, 624020 + ... + 624083.

It is an arithmetic number, because the mean of its divisors is an integer number (6552546).

Almost surely, 2^39939296 is an apocalyptic number.

It is an amenable number.

39939296 is a deficient number, since it is larger than the sum of its proper divisors (38691256).

39939296 is a wasteful number, since it uses less digits than its factorization.

39939296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248113 (or 1248105 counting only the distinct ones).

The product of its digits is 708588, while the sum is 50.

The square root of 39939296 is about 6319.7544256086. The cubic root of 39939296 is about 341.8220977781.

The spelling of 39939296 in words is "thirty-nine million, nine hundred thirty-nine thousand, two hundred ninety-six".