312403032 has 48 divisors (see below), whose sum is σ = 849434040. Its totient is φ = 103723008.

The previous prime is 312403009. The next prime is 312403079. The reversal of 312403032 is 230304213.

312403032 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 312402996 and 312403014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10063 + ... + 26945.

Almost surely, 2^312403032 is an apocalyptic number.

It is an amenable number.

312403032 is an abundant number, since it is smaller than the sum of its proper divisors (537031008).

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

312403032 is a wasteful number, since it uses less digits than its factorization.

312403032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17152 (or 17145 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 312403032 is about 17674.9266476554. The cubic root of 312403032 is about 678.5342071149.

Adding to 312403032 its reverse (230304213), we get a palindrome (542707245).

The spelling of 312403032 in words is "three hundred twelve million, four hundred three thousand, thirty-two".