225898 has 8 divisors (see below), whose sum is σ = 341280. Its totient is φ = 112140.

The previous prime is 225889. The next prime is 225919. The reversal of 225898 is 898522.

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

It is an unprimeable number.

225898 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43 + ... + 673.

It is an arithmetic number, because the mean of its divisors is an integer number (42660).

2²²⁵⁸⁹⁸ is an apocalyptic number.

225898 is a deficient number, since it is larger than the sum of its proper divisors (115382).

225898 is a wasteful number, since it uses less digits than its factorization.

225898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812.

The product of its digits is 11520, while the sum is 34.

The square root of 225898 is about 475.2872815466. The cubic root of 225898 is about 60.9028283590.

The spelling of 225898 in words is "two hundred twenty-five thousand, eight hundred ninety-eight".