225497424 has 40 divisors (see below), whose sum is σ = 583355520. Its totient is φ = 75059968.

The previous prime is 225497387. The next prime is 225497443. The reversal of 225497424 is 424794522.

225497424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35929 + ... + 41735.

It is an arithmetic number, because the mean of its divisors is an integer number (14583888).

Almost surely, 2^225497424 is an apocalyptic number.

225497424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

225497424 is an abundant number, since it is smaller than the sum of its proper divisors (357858096).

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

225497424 is a wasteful number, since it uses less digits than its factorization.

225497424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6627 (or 6621 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 225497424 is about 15016.5716460183. The cubic root of 225497424 is about 608.6680819965.

The spelling of 225497424 in words is "two hundred twenty-five million, four hundred ninety-seven thousand, four hundred twenty-four".