225222592 has 28 divisors (see below), whose sum is σ = 510773680. Its totient is φ = 96523776.

The previous prime is 225222587. The next prime is 225222607. The reversal of 225222592 is 295222522.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

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, 250917 + ... + 251812.

Almost surely, 2^225222592 is an apocalyptic number.

It is an amenable number.

225222592 is an abundant number, since it is smaller than the sum of its proper divisors (285551088).

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

225222592 is an equidigital number, since it uses as much as digits as its factorization.

225222592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502748 (or 502738 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 225222592 is about 15007.4178991591. The cubic root of 225222592 is about 608.4207037497.

The spelling of 225222592 in words is "two hundred twenty-five million, two hundred twenty-two thousand, five hundred ninety-two".