225604533 has 16 divisors (see below), whose sum is σ = 375031296. Its totient is φ = 117197040.

The previous prime is 225604513. The next prime is 225604567. The reversal of 225604533 is 335406522.

It is not a de Polignac number, because 225604533 - 2⁶ = 225604469 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 225604533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225604513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488091 + ... + 488552.

It is an arithmetic number, because the mean of its divisors is an integer number (23439456).

Almost surely, 2^225604533 is an apocalyptic number.

It is an amenable number.

225604533 is a deficient number, since it is larger than the sum of its proper divisors (149426763).

225604533 is a wasteful number, since it uses less digits than its factorization.

225604533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976664.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 225604533 is about 15020.1375825922. The cubic root of 225604533 is about 608.7644371403.

The spelling of 225604533 in words is "two hundred twenty-five million, six hundred four thousand, five hundred thirty-three".