225350965 has 32 divisors (see below), whose sum is σ = 322672896. Its totient is φ = 147863040.

The previous prime is 225350921. The next prime is 225350989. The reversal of 225350965 is 569053522.

It is not a de Polignac number, because 225350965 - 2²¹ = 223253813 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74574 + ... + 77536.

It is an arithmetic number, because the mean of its divisors is an integer number (10083528).

Almost surely, 2^225350965 is an apocalyptic number.

It is an amenable number.

225350965 is a deficient number, since it is larger than the sum of its proper divisors (97321931).

225350965 is a wasteful number, since it uses less digits than its factorization.

225350965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 225350965 is about 15011.6942747979. The cubic root of 225350965 is about 608.5362782362.

The spelling of 225350965 in words is "two hundred twenty-five million, three hundred fifty thousand, nine hundred sixty-five".