225265755 has 32 divisors (see below), whose sum is σ = 423440640. Its totient is φ = 100817280.

The previous prime is 225265751. The next prime is 225265771. The reversal of 225265755 is 557562522.

It is not a de Polignac number, because 225265755 - 2² = 225265751 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (225265751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50365 + ... + 54654.

It is an arithmetic number, because the mean of its divisors is an integer number (13232520).

Almost surely, 2^225265755 is an apocalyptic number.

225265755 is a deficient number, since it is larger than the sum of its proper divisors (198174885).

225265755 is a wasteful number, since it uses less digits than its factorization.

225265755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105051.

The product of its digits is 210000, while the sum is 39.

The square root of 225265755 is about 15008.8558857762. The cubic root of 225265755 is about 608.4595683905.

The spelling of 225265755 in words is "two hundred twenty-five million, two hundred sixty-five thousand, seven hundred fifty-five".