225864192 has 40 divisors (see below), whose sum is σ = 601720416. Its totient is φ = 75287552.

The previous prime is 225864181. The next prime is 225864253. The reversal of 225864192 is 291468522.

It is a self number, because there is not a number n which added to its sum of digits gives 225864192.

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, 71988 + ... + 75059.

Almost surely, 2^225864192 is an apocalyptic number.

It is an amenable number.

225864192 is an abundant number, since it is smaller than the sum of its proper divisors (375856224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225864192 is an equidigital number, since it uses as much as digits as its factorization.

225864192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147068 (or 147052 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 225864192 is about 15028.7787927030. The cubic root of 225864192 is about 608.9978995886.

The spelling of 225864192 in words is "two hundred twenty-five million, eight hundred sixty-four thousand, one hundred ninety-two".