225432556 has 12 divisors (see below), whose sum is σ = 395794168. Its totient is φ = 112348512.

The previous prime is 225432553. The next prime is 225432577. The reversal of 225432556 is 655234522.

It is a super-3 number, since 3×225432556³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (225432551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90561 + ... + 93016.

Almost surely, 2^225432556 is an apocalyptic number.

It is an amenable number.

225432556 is a deficient number, since it is larger than the sum of its proper divisors (170361612).

225432556 is a wasteful number, since it uses less digits than its factorization.

225432556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183888 (or 183886 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

The square root of 225432556 is about 15014.4116101831. The cubic root of 225432556 is about 608.6097119760.

The spelling of 225432556 in words is "two hundred twenty-five million, four hundred thirty-two thousand, five hundred fifty-six".