225793361 has 2 divisors, whose sum is σ = 225793362. Its totient is φ = 225793360.

The previous prime is 225793357. The next prime is 225793363. The reversal of 225793361 is 163397522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176358400 + 49434961 = 13280^2 + 7031^2 .

It is a cyclic number.

It is not a de Polignac number, because 225793361 - 2² = 225793357 is a prime.

Together with 225793363, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (225793363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112896680 + 112896681.

It is an arithmetic number, because the mean of its divisors is an integer number (112896681).

Almost surely, 2^225793361 is an apocalyptic number.

It is an amenable number.

225793361 is a deficient number, since it is larger than the sum of its proper divisors (1).

225793361 is an equidigital number, since it uses as much as digits as its factorization.

225793361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 225793361 is about 15026.4220957619. The cubic root of 225793361 is about 608.9342323619.

The spelling of 225793361 in words is "two hundred twenty-five million, seven hundred ninety-three thousand, three hundred sixty-one".