225502 has 8 divisors (see below), whose sum is σ = 341136. Its totient is φ = 111792.

The previous prime is 225499. The next prime is 225503. The reversal of 225502 is 205522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138 + ... + 685.

It is an arithmetic number, because the mean of its divisors is an integer number (42642).

2²²⁵⁵⁰² is an apocalyptic number.

225502 is a deficient number, since it is larger than the sum of its proper divisors (115634).

225502 is a wasteful number, since it uses less digits than its factorization.

225502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962.

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 225502 is about 474.8705086653. The cubic root of 225502 is about 60.8672199185.

It can be divided in two parts, 225 and 502, that added together give a palindrome (727).

The spelling of 225502 in words is "two hundred twenty-five thousand, five hundred two".