225004524 has 48 divisors (see below), whose sum is σ = 536928000. Its totient is φ = 73313856.

The previous prime is 225004523. The next prime is 225004529. The reversal of 225004524 is 425400522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 225004494 and 225004503.

It is not an unprimeable number, because it can be changed into a prime (225004523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140094 + ... + 141690.

It is an arithmetic number, because the mean of its divisors is an integer number (11186000).

Almost surely, 2^225004524 is an apocalyptic number.

It is an amenable number.

225004524 is an abundant number, since it is smaller than the sum of its proper divisors (311923476).

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

225004524 is a wasteful number, since it uses less digits than its factorization.

225004524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862 (or 1860 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 225004524 is about 15000.1507992420. The cubic root of 225004524 is about 608.2242759570.

The spelling of 225004524 in words is "two hundred twenty-five million, four thousand, five hundred twenty-four".