225235524 has 12 divisors (see below), whose sum is σ = 525549584. Its totient is φ = 75078504.

The previous prime is 225235511. The next prime is 225235541. The reversal of 225235524 is 425532522.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 225235491 and 225235500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9384802 + ... + 9384825.

Almost surely, 2^225235524 is an apocalyptic number.

It is an amenable number.

225235524 is an abundant number, since it is smaller than the sum of its proper divisors (300314060).

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

225235524 is a wasteful number, since it uses less digits than its factorization.

225235524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18769634 (or 18769632 counting only the distinct ones).

The product of its digits is 24000, while the sum is 30.

The square root of 225235524 is about 15007.8487465726. The cubic root of 225235524 is about 608.4323484458.

The spelling of 225235524 in words is "two hundred twenty-five million, two hundred thirty-five thousand, five hundred twenty-four".