312319164 has 12 divisors (see below), whose sum is σ = 728744744. Its totient is φ = 104106384.

The previous prime is 312319159. The next prime is 312319229. The reversal of 312319164 is 461913213.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 13013287 + ... + 13013310.

Almost surely, 2^312319164 is an apocalyptic number.

It is an amenable number.

312319164 is an abundant number, since it is smaller than the sum of its proper divisors (416425580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312319164 is a wasteful number, since it uses less digits than its factorization.

312319164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26026604 (or 26026602 counting only the distinct ones).

The product of its digits is 3888, while the sum is 30.

The square root of 312319164 is about 17672.5539750201. The cubic root of 312319164 is about 678.4734817119.

The spelling of 312319164 in words is "three hundred twelve million, three hundred nineteen thousand, one hundred sixty-four".