225204532 has 24 divisors (see below), whose sum is σ = 455474880. Its totient is φ = 95430720.

The previous prime is 225204521. The next prime is 225204547. The reversal of 225204532 is 235402522.

It is a happy number.

225204532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 225204497 and 225204506.

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, 42694 + ... + 47677.

It is an arithmetic number, because the mean of its divisors is an integer number (18978120).

Almost surely, 2^225204532 is an apocalyptic number.

It is an amenable number.

225204532 is an abundant number, since it is smaller than the sum of its proper divisors (230270348).

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

225204532 is a wasteful number, since it uses less digits than its factorization.

225204532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90471 (or 90469 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 225204532 is about 15006.8161846542. The cubic root of 225204532 is about 608.4044407695.

The spelling of 225204532 in words is "two hundred twenty-five million, two hundred four thousand, five hundred thirty-two".