225325056 has 104 divisors (see below), whose sum is σ = 655804224. Its totient is φ = 68239360.

The previous prime is 225325049. The next prime is 225325057. The reversal of 225325056 is 650523522.

It is a super-2 number, since 2×225325056² = 101542761722806272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225325057) 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, 134335 + ... + 136001.

Almost surely, 2^225325056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225325056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327902112).

225325056 is an abundant number, since it is smaller than the sum of its proper divisors (430479168).

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

225325056 is a wasteful number, since it uses less digits than its factorization.

225325056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705 (or 1683 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 225325056 is about 15010.8312894390. The cubic root of 225325056 is about 608.5129558440.

Adding to 225325056 its reverse (650523522), we get a palindrome (875848578).

The spelling of 225325056 in words is "two hundred twenty-five million, three hundred twenty-five thousand, fifty-six".