315402032 has 40 divisors (see below), whose sum is σ = 668528640. Its totient is φ = 142959680.

The previous prime is 315401959. The next prime is 315402041. The reversal of 315402032 is 230204513.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 315401995 and 315402013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65069 + ... + 69747.

It is an arithmetic number, because the mean of its divisors is an integer number (16713216).

Almost surely, 2^315402032 is an apocalyptic number.

It is an amenable number.

315402032 is an abundant number, since it is smaller than the sum of its proper divisors (353126608).

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

315402032 is a wasteful number, since it uses less digits than its factorization.

315402032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5081 (or 5075 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 315402032 is about 17759.5617063035. The cubic root of 315402032 is about 680.6985554933.

Adding to 315402032 its reverse (230204513), we get a palindrome (545606545).

The spelling of 315402032 in words is "three hundred fifteen million, four hundred two thousand, thirty-two".