225254417 has 2 divisors, whose sum is σ = 225254418. Its totient is φ = 225254416.

The previous prime is 225254411. The next prime is 225254459. The reversal of 225254417 is 714452522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203946961 + 21307456 = 14281^2 + 4616^2 .

It is a cyclic number.

It is not a de Polignac number, because 225254417 - 2²² = 221060113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (225254411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112627208 + 112627209.

It is an arithmetic number, because the mean of its divisors is an integer number (112627209).

Almost surely, 2^225254417 is an apocalyptic number.

It is an amenable number.

225254417 is a deficient number, since it is larger than the sum of its proper divisors (1).

225254417 is an equidigital number, since it uses as much as digits as its factorization.

225254417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22400, while the sum is 32.

The square root of 225254417 is about 15008.4781706874. The cubic root of 225254417 is about 608.4493599586.

The spelling of 225254417 in words is "two hundred twenty-five million, two hundred fifty-four thousand, four hundred seventeen".