225644024 has 16 divisors (see below), whose sum is σ = 424365720. Its totient is φ = 112479840.

The previous prime is 225644021. The next prime is 225644051. The reversal of 225644024 is 420446522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225644021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39959 + ... + 45254.

Almost surely, 2^225644024 is an apocalyptic number.

It is an amenable number.

225644024 is a deficient number, since it is larger than the sum of its proper divisors (198721696).

225644024 is a wasteful number, since it uses less digits than its factorization.

225644024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85550 (or 85546 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 225644024 is about 15021.4521268751. The cubic root of 225644024 is about 608.7999555073.

The spelling of 225644024 in words is "two hundred twenty-five million, six hundred forty-four thousand, twenty-four".