225349 has 2 divisors, whose sum is σ = 225350. Its totient is φ = 225348.

The previous prime is 225347. The next prime is 225353. The reversal of 225349 is 943522.

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., 174724 + 50625 = 418^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 225349 - 2¹ = 225347 is a prime.

Together with 225347, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112674 + 112675.

It is an arithmetic number, because the mean of its divisors is an integer number (112675).

2²²⁵³⁴⁹ is an apocalyptic number.

It is an amenable number.

225349 is a deficient number, since it is larger than the sum of its proper divisors (1).

225349 is an equidigital number, since it uses as much as digits as its factorization.

225349 is an evil number, because the sum of its binary digits is even.

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

The square root of 225349 is about 474.7093847819. The cubic root of 225349 is about 60.8534509473.

The spelling of 225349 in words is "two hundred twenty-five thousand, three hundred forty-nine".