315422532 has 24 divisors (see below), whose sum is σ = 817762400. Its totient is φ = 105140808.

The previous prime is 315422507. The next prime is 315422543. The reversal of 315422532 is 235224513.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 315422496 and 315422505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1460182 + ... + 1460397.

Almost surely, 2^315422532 is an apocalyptic number.

It is an amenable number.

315422532 is an abundant number, since it is smaller than the sum of its proper divisors (502339868).

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

315422532 is a wasteful number, since it uses less digits than its factorization.

315422532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920592 (or 2920584 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 315422532 is about 17760.1388508086. The cubic root of 315422532 is about 680.7133028281.

The spelling of 315422532 in words is "three hundred fifteen million, four hundred twenty-two thousand, five hundred thirty-two".