31370996 has 12 divisors (see below), whose sum is σ = 56067648. Its totient is φ = 15351672.

The previous prime is 31370981. The next prime is 31371007. The reversal of 31370996 is 69907313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83246 + ... + 83621.

It is an arithmetic number, because the mean of its divisors is an integer number (4672304).

Almost surely, 2^31370996 is an apocalyptic number.

It is an amenable number.

31370996 is a deficient number, since it is larger than the sum of its proper divisors (24696652).

31370996 is a wasteful number, since it uses less digits than its factorization.

31370996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166918 (or 166916 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 31370996 is about 5600.9816996666. The cubic root of 31370996 is about 315.3862600198.

The spelling of 31370996 in words is "thirty-one million, three hundred seventy thousand, nine hundred ninety-six".