225265166 has 16 divisors (see below), whose sum is σ = 388133856. Its totient is φ = 96050976.

The previous prime is 225265163. The next prime is 225265267. The reversal of 225265166 is 661562522.

225265166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225265163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38081 + ... + 43596.

It is an arithmetic number, because the mean of its divisors is an integer number (24258366).

Almost surely, 2^225265166 is an apocalyptic number.

225265166 is a deficient number, since it is larger than the sum of its proper divisors (162868690).

225265166 is a wasteful number, since it uses less digits than its factorization.

225265166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81883.

The product of its digits is 43200, while the sum is 35.

The square root of 225265166 is about 15008.8362640146. The cubic root of 225265166 is about 608.4590380791.

The spelling of 225265166 in words is "two hundred twenty-five million, two hundred sixty-five thousand, one hundred sixty-six".