31364164 has 24 divisors (see below), whose sum is σ = 60117120. Its totient is φ = 14229024.

The previous prime is 31364153. The next prime is 31364189. The reversal of 31364164 is 46146313.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2044 + ... + 8179.

It is an arithmetic number, because the mean of its divisors is an integer number (2504880).

Almost surely, 2^31364164 is an apocalyptic number.

It is an amenable number.

31364164 is a deficient number, since it is larger than the sum of its proper divisors (28752956).

31364164 is a wasteful number, since it uses less digits than its factorization.

31364164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10299 (or 10297 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 31364164 is about 5600.3717733736. The cubic root of 31364164 is about 315.3633633356.

The spelling of 31364164 in words is "thirty-one million, three hundred sixty-four thousand, one hundred sixty-four".