225182 has 16 divisors (see below), whose sum is σ = 369360. Its totient is φ = 102528.

The previous prime is 225167. The next prime is 225217. The reversal of 225182 is 281522.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 225182.

It is an unprimeable number.

225182 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1169 + ... + 1347.

It is an arithmetic number, because the mean of its divisors is an integer number (23085).

2²²⁵¹⁸² is an apocalyptic number.

225182 is a deficient number, since it is larger than the sum of its proper divisors (144178).

225182 is a wasteful number, since it uses less digits than its factorization.

225182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235.

The product of its digits is 320, while the sum is 20.

The square root of 225182 is about 474.5334550904. The cubic root of 225182 is about 60.8384149547.

The spelling of 225182 in words is "two hundred twenty-five thousand, one hundred eighty-two".