39131396 has 12 divisors (see below), whose sum is σ = 69641040. Its totient is φ = 19233960.

The previous prime is 39131387. The next prime is 39131413. The reversal of 39131396 is 69313193.

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, 82670 + ... + 83141.

It is an arithmetic number, because the mean of its divisors is an integer number (5803420).

Almost surely, 2^39131396 is an apocalyptic number.

It is an amenable number.

39131396 is a deficient number, since it is larger than the sum of its proper divisors (30509644).

39131396 is a wasteful number, since it uses less digits than its factorization.

39131396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165874 (or 165872 counting only the distinct ones).

The product of its digits is 13122, while the sum is 35.

The square root of 39131396 is about 6255.5092518515. The cubic root of 39131396 is about 339.5015649295.

The spelling of 39131396 in words is "thirty-nine million, one hundred thirty-one thousand, three hundred ninety-six".