225075 has 12 divisors (see below), whose sum is σ = 372248. Its totient is φ = 120000.

The previous prime is 225067. The next prime is 225077. The reversal of 225075 is 570522.

It is not a de Polignac number, because 225075 - 2³ = 225067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1426 + ... + 1575.

2²²⁵⁰⁷⁵ is an apocalyptic number.

225075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225075 is a deficient number, since it is larger than the sum of its proper divisors (147173).

225075 is a wasteful number, since it uses less digits than its factorization.

225075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3014 (or 3009 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 225075 is about 474.4206993798. The cubic root of 225075 is about 60.8287772072.

Adding to 225075 its reverse (570522), we get a palindrome (795597).

The spelling of 225075 in words is "two hundred twenty-five thousand, seventy-five".