312716632 has 16 divisors (see below), whose sum is σ = 620834760. Its totient is φ = 147160704.

The previous prime is 312716629. The next prime is 312716639. The reversal of 312716632 is 236617213.

It is a junction number, because it is equal to n+sod(n) for n = 312716594 and 312716603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312716639) 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, 1149558 + ... + 1149829.

Almost surely, 2^312716632 is an apocalyptic number.

It is an amenable number.

312716632 is a deficient number, since it is larger than the sum of its proper divisors (308118128).

312716632 is a wasteful number, since it uses less digits than its factorization.

312716632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299410 (or 2299406 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 312716632 is about 17683.7957463888. The cubic root of 312716632 is about 678.7611758530.

The spelling of 312716632 in words is "three hundred twelve million, seven hundred sixteen thousand, six hundred thirty-two".