225917315 has 16 divisors (see below), whose sum is σ = 307322400. Its totient is φ = 158049792.

The previous prime is 225917303. The next prime is 225917347. The reversal of 225917315 is 513719522.

It is a cyclic number.

It is not a de Polignac number, because 225917315 - 2⁴ = 225917299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90230 + ... + 92699.

It is an arithmetic number, because the mean of its divisors is an integer number (19207650).

Almost surely, 2^225917315 is an apocalyptic number.

225917315 is a deficient number, since it is larger than the sum of its proper divisors (81405085).

225917315 is a wasteful number, since it uses less digits than its factorization.

225917315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182966.

The product of its digits is 18900, while the sum is 35.

The square root of 225917315 is about 15030.5460645979. The cubic root of 225917315 is about 609.0456410493.

The spelling of 225917315 in words is "two hundred twenty-five million, nine hundred seventeen thousand, three hundred fifteen".