316285225 has 12 divisors (see below), whose sum is σ = 398049424. Its totient is φ = 249250320.

The previous prime is 316285217. The next prime is 316285247. The reversal of 316285225 is 522582613.

It is not a de Polignac number, because 316285225 - 2³ = 316285217 is a prime.

It is a Duffinian 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, 92739 + ... + 96088.

Almost surely, 2^316285225 is an apocalyptic number.

It is an amenable number.

316285225 is a deficient number, since it is larger than the sum of its proper divisors (81764199).

316285225 is a wasteful number, since it uses less digits than its factorization.

316285225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188904 (or 188899 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 316285225 is about 17784.4096050445. The cubic root of 316285225 is about 681.3333304345. Note that the first 5 decimals are identical.

The spelling of 316285225 in words is "three hundred sixteen million, two hundred eighty-five thousand, two hundred twenty-five".