225055424 has 28 divisors (see below), whose sum is σ = 487195368. Its totient is φ = 102297600.

The previous prime is 225055409. The next prime is 225055471. The reversal of 225055424 is 424550522.

It is an unprimeable number.

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, 159137 + ... + 160544.

Almost surely, 2^225055424 is an apocalyptic number.

It is an amenable number.

225055424 is an abundant number, since it is smaller than the sum of its proper divisors (262139944).

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

225055424 is a wasteful number, since it uses less digits than its factorization.

225055424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319704 (or 319694 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 225055424 is about 15001.8473529096. The cubic root of 225055424 is about 608.2701361926.

The spelling of 225055424 in words is "two hundred twenty-five million, fifty-five thousand, four hundred twenty-four".