316504225 has 6 divisors (see below), whose sum is σ = 392465270. Its totient is φ = 253203360.

The previous prime is 316504217. The next prime is 316504229. The reversal of 316504225 is 522405613.

It can be written as a sum of positive squares in 3 ways, for example, as 5934096 + 310570129 = 2436^2 + 17623^2 .

It is not a de Polignac number, because 316504225 - 2³ = 316504217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 316504193 and 316504202.

It is not an unprimeable number, because it can be changed into a prime (316504229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6330060 + ... + 6330109.

Almost surely, 2^316504225 is an apocalyptic number.

It is an amenable number.

316504225 is a deficient number, since it is larger than the sum of its proper divisors (75961045).

316504225 is a wasteful number, since it uses less digits than its factorization.

316504225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12660179 (or 12660174 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 316504225 is about 17790.5656177649. The cubic root of 316504225 is about 681.4905488374.

Adding to 316504225 its reverse (522405613), we get a palindrome (838909838).

The spelling of 316504225 in words is "three hundred sixteen million, five hundred four thousand, two hundred twenty-five".