225105524 has 24 divisors (see below), whose sum is σ = 452823168. Its totient is φ = 95914080.

The previous prime is 225105499. The next prime is 225105527. The reversal of 225105524 is 425501522.

It is a junction number, because it is equal to n+sod(n) for n = 225105493 and 225105502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225105527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18392 + ... + 28079.

It is an arithmetic number, because the mean of its divisors is an integer number (18867632).

Almost surely, 2^225105524 is an apocalyptic number.

It is an amenable number.

225105524 is an abundant number, since it is smaller than the sum of its proper divisors (227717644).

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

225105524 is a wasteful number, since it uses less digits than its factorization.

225105524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46655 (or 46653 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 225105524 is about 15003.5170543443. The cubic root of 225105524 is about 608.3152688867.

The spelling of 225105524 in words is "two hundred twenty-five million, one hundred five thousand, five hundred twenty-four".