225494 has 8 divisors (see below), whose sum is σ = 349248. Its totient is φ = 109080.

The previous prime is 225493. The next prime is 225499. The reversal of 225494 is 494522.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1757 + ... + 1880.

It is an arithmetic number, because the mean of its divisors is an integer number (43656).

2²²⁵⁴⁹⁴ is an apocalyptic number.

225494 is a deficient number, since it is larger than the sum of its proper divisors (123754).

225494 is a wasteful number, since it uses less digits than its factorization.

225494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670.

The product of its digits is 2880, while the sum is 26.

The square root of 225494 is about 474.8620852416. The cubic root of 225494 is about 60.8665001266.

The spelling of 225494 in words is "two hundred twenty-five thousand, four hundred ninety-four".