225534 has 8 divisors (see below), whose sum is σ = 451080. Its totient is φ = 75176.

The previous prime is 225529. The next prime is 225569. The reversal of 225534 is 435522.

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

225534 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 225534.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 225534.

It is an unprimeable number.

225534 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, 18789 + ... + 18800.

It is an arithmetic number, because the mean of its divisors is an integer number (56385).

2²²⁵⁵³⁴ is an apocalyptic number.

225534 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.

225534 is a wasteful number, since it uses less digits than its factorization.

225534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37594.

The product of its digits is 1200, while the sum is 21.

The square root of 225534 is about 474.9042008658. The cubic root of 225534 is about 60.8700989158.

The spelling of 225534 in words is "two hundred twenty-five thousand, five hundred thirty-four".