225525873 has 16 divisors (see below), whose sum is σ = 305324096. Its totient is φ = 148055040.

The previous prime is 225525869. The next prime is 225525889. The reversal of 225525873 is 378525522.

It is not a de Polignac number, because 225525873 - 2² = 225525869 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225525073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59565 + ... + 63237.

It is an arithmetic number, because the mean of its divisors is an integer number (19082756).

Almost surely, 2^225525873 is an apocalyptic number.

It is an amenable number.

225525873 is a deficient number, since it is larger than the sum of its proper divisors (79798223).

225525873 is a wasteful number, since it uses less digits than its factorization.

225525873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984.

The product of its digits is 168000, while the sum is 39.

The square root of 225525873 is about 15017.5188696402. The cubic root of 225525873 is about 608.6936776623.

The spelling of 225525873 in words is "two hundred twenty-five million, five hundred twenty-five thousand, eight hundred seventy-three".