225502530 has 32 divisors (see below), whose sum is σ = 590407488. Its totient is φ = 54667200.

The previous prime is 225502523. The next prime is 225502547. The reversal of 225502530 is 35205522.

It is a self number, because there is not a number n which added to its sum of digits gives 225502530.

It is an unprimeable 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 15 ways as a sum of consecutive naturals, for example, 341341 + ... + 342000.

It is an arithmetic number, because the mean of its divisors is an integer number (18450234).

Almost surely, 2^225502530 is an apocalyptic number.

225502530 is an abundant number, since it is smaller than the sum of its proper divisors (364904958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225502530 is a wasteful number, since it uses less digits than its factorization.

225502530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683362.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 225502530 is about 15016.7416572304. The cubic root of 225502530 is about 608.6726760412.

The spelling of 225502530 in words is "two hundred twenty-five million, five hundred two thousand, five hundred thirty".