313212332 has 6 divisors (see below), whose sum is σ = 548121588. Its totient is φ = 156606164.

The previous prime is 313212329. The next prime is 313212377. The reversal of 313212332 is 233212313.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39151538 + ... + 39151545.

It is an arithmetic number, because the mean of its divisors is an integer number (91353598).

Almost surely, 2^313212332 is an apocalyptic number.

It is an amenable number.

313212332 is a deficient number, since it is larger than the sum of its proper divisors (234909256).

313212332 is a wasteful number, since it uses less digits than its factorization.

313212332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78303087 (or 78303085 counting only the distinct ones).

The product of its digits is 648, while the sum is 20.

The square root of 313212332 is about 17697.8058527039. The cubic root of 313212332 is about 679.1196306083.

Adding to 313212332 its reverse (233212313), we get a palindrome (546424645).

The spelling of 313212332 in words is "three hundred thirteen million, two hundred twelve thousand, three hundred thirty-two".