225969522 has 32 divisors (see below), whose sum is σ = 458383104. Its totient is φ = 74256000.

The previous prime is 225969521. The next prime is 225969539.

225969522 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (225969521) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 169623 + ... + 170949.

It is an arithmetic number, because the mean of its divisors is an integer number (14324472).

Almost surely, 2^225969522 is an apocalyptic number.

225969522 is an abundant number, since it is smaller than the sum of its proper divisors (232413582).

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

225969522 is a wasteful number, since it uses less digits than its factorization.

225969522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714.

The product of its digits is 194400, while the sum is 42.

The square root of 225969522 is about 15032.2826609933. The cubic root of 225969522 is about 609.0925520130.

The spelling of 225969522 in words is "two hundred twenty-five million, nine hundred sixty-nine thousand, five hundred twenty-two".