225394 has 8 divisors (see below), whose sum is σ = 364140. Its totient is φ = 104016.

The previous prime is 225383. The next prime is 225427. The reversal of 225394 is 493522.

It is a happy number.

225394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 214369 + 11025 = 463^2 + 105^2 .

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

It is an Ulam 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, 4309 + ... + 4360.

2²²⁵³⁹⁴ is an apocalyptic number.

225394 is a deficient number, since it is larger than the sum of its proper divisors (138746).

225394 is a wasteful number, since it uses less digits than its factorization.

225394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8684.

The product of its digits is 2160, while the sum is 25.

The square root of 225394 is about 474.7567798357. The cubic root of 225394 is about 60.8575012915.

The spelling of 225394 in words is "two hundred twenty-five thousand, three hundred ninety-four".