315020324 has 12 divisors (see below), whose sum is σ = 551538204. Its totient is φ = 157437984.

The previous prime is 315020309. The next prime is 315020341. The reversal of 315020324 is 423020513.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 152967424 + 162052900 = 12368^2 + 12730^2 .

It is a junction number, because it is equal to n+sod(n) for n = 315020296 and 315020305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7547 + ... + 26210.

It is an arithmetic number, because the mean of its divisors is an integer number (45961517).

Almost surely, 2^315020324 is an apocalyptic number.

It is an amenable number.

315020324 is a deficient number, since it is larger than the sum of its proper divisors (236517880).

315020324 is a wasteful number, since it uses less digits than its factorization.

315020324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36094 (or 36092 counting only the distinct ones).

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

The square root of 315020324 is about 17748.8119038994. The cubic root of 315020324 is about 680.4238447587.

Adding to 315020324 its reverse (423020513), we get a palindrome (738040837).

The spelling of 315020324 in words is "three hundred fifteen million, twenty thousand, three hundred twenty-four".