225298 has 8 divisors (see below), whose sum is σ = 340992. Its totient is φ = 111636.

The previous prime is 225289. The next prime is 225299. The reversal of 225298 is 892522.

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

It is not an unprimeable number, because it can be changed into a prime (225299) by changing a digit.

225298 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190 + ... + 697.

It is an arithmetic number, because the mean of its divisors is an integer number (42624).

2²²⁵²⁹⁸ is an apocalyptic number.

225298 is a deficient number, since it is larger than the sum of its proper divisors (115694).

225298 is a wasteful number, since it uses less digits than its factorization.

225298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016.

The product of its digits is 2880, while the sum is 28.

The square root of 225298 is about 474.6556646665. The cubic root of 225298 is about 60.8488599054.

The spelling of 225298 in words is "two hundred twenty-five thousand, two hundred ninety-eight".