331037164 has 12 divisors (see below), whose sum is σ = 580264384. Its totient is φ = 165247344.

The previous prime is 331037143. The next prime is 331037167. The reversal of 331037164 is 461730133.

It is a happy number.

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 not an unprimeable number, because it can be changed into a prime (331037167) 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, 65052 + ... + 69955.

Almost surely, 2^331037164 is an apocalyptic number.

It is an amenable number.

331037164 is a deficient number, since it is larger than the sum of its proper divisors (249227220).

331037164 is a wasteful number, since it uses less digits than its factorization.

331037164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135624 (or 135622 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 331037164 is about 18194.4267290838. The cubic root of 331037164 is about 691.7655297274.

Adding to 331037164 its reverse (461730133), we get a palindrome (792767297).

The spelling of 331037164 in words is "three hundred thirty-one million, thirty-seven thousand, one hundred sixty-four".