225555592 has 16 divisors (see below), whose sum is σ = 447794460. Its totient is φ = 106143744.

The previous prime is 225555587. The next prime is 225555607. The reversal of 225555592 is 295555522.

225555592 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 223382916 + 2172676 = 14946^2 + 1474^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829113 + ... + 829384.

Almost surely, 2^225555592 is an apocalyptic number.

It is an amenable number.

225555592 is a deficient number, since it is larger than the sum of its proper divisors (222238868).

225555592 is a wasteful number, since it uses less digits than its factorization.

225555592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658520 (or 1658516 counting only the distinct ones).

The product of its digits is 225000, while the sum is 40.

The square root of 225555592 is about 15018.5083147428. The cubic root of 225555592 is about 608.7204136529.

The spelling of 225555592 in words is "two hundred twenty-five million, five hundred fifty-five thousand, five hundred ninety-two".