225733 has 2 divisors, whose sum is σ = 225734. Its totient is φ = 225732.

The previous prime is 225721. The next prime is 225749. The reversal of 225733 is 337522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124609 + 101124 = 353^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 225733 - 2⁹ = 225221 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112866 + 112867.

It is an arithmetic number, because the mean of its divisors is an integer number (112867).

2²²⁵⁷³³ is an apocalyptic number.

It is an amenable number.

225733 is a deficient number, since it is larger than the sum of its proper divisors (1).

225733 is an equidigital number, since it uses as much as digits as its factorization.

225733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 22.

The square root of 225733 is about 475.1136706095. The cubic root of 225733 is about 60.8879965701.

The spelling of 225733 in words is "two hundred twenty-five thousand, seven hundred thirty-three".