225798 has 8 divisors (see below), whose sum is σ = 451608. Its totient is φ = 75264.

The previous prime is 225781. The next prime is 225809. The reversal of 225798 is 897522.

225798 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

225798 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18811 + ... + 18822.

It is an arithmetic number, because the mean of its divisors is an integer number (56451).

2²²⁵⁷⁹⁸ is an apocalyptic number.

225798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

225798 is a wasteful number, since it uses less digits than its factorization.

225798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37638.

The product of its digits is 10080, while the sum is 33.

The square root of 225798 is about 475.1820703688. The cubic root of 225798 is about 60.8938402586.

The spelling of 225798 in words is "two hundred twenty-five thousand, seven hundred ninety-eight".