331277164 has 12 divisors (see below), whose sum is σ = 613837224. Its totient is φ = 155895104.

The previous prime is 331277161. The next prime is 331277173. The reversal of 331277164 is 461772133.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (331277161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2435794 + ... + 2435929.

It is an arithmetic number, because the mean of its divisors is an integer number (51153102).

Almost surely, 2^331277164 is an apocalyptic number.

331277164 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

331277164 is a deficient number, since it is larger than the sum of its proper divisors (282560060).

331277164 is a wasteful number, since it uses less digits than its factorization.

331277164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4871744 (or 4871742 counting only the distinct ones).

The product of its digits is 21168, while the sum is 34.

The square root of 331277164 is about 18201.0209603747. The cubic root of 331277164 is about 691.9326646589.

The spelling of 331277164 in words is "three hundred thirty-one million, two hundred seventy-seven thousand, one hundred sixty-four".