225875 has 16 divisors (see below), whose sum is σ = 305760. Its totient is φ = 165600.

The previous prime is 225871. The next prime is 225889. The reversal of 225875 is 578522.

It is not a de Polignac number, because 225875 - 2² = 225871 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 225875.

It is not an unprimeable number, because it can be changed into a prime (225871) 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, 1556 + ... + 1694.

It is an arithmetic number, because the mean of its divisors is an integer number (19110).

2²²⁵⁸⁷⁵ is an apocalyptic number.

225875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225875 is a deficient number, since it is larger than the sum of its proper divisors (79885).

225875 is a wasteful number, since it uses less digits than its factorization.

225875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 157 counting only the distinct ones).

The product of its digits is 5600, while the sum is 29.

The square root of 225875 is about 475.2630850382. The cubic root of 225875 is about 60.9007613308.

The spelling of 225875 in words is "two hundred twenty-five thousand, eight hundred seventy-five".