225044879 has 2 divisors, whose sum is σ = 225044880. Its totient is φ = 225044878.

The previous prime is 225044863. The next prime is 225044909. The reversal of 225044879 is 978440522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225044879 - 2⁴ = 225044863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225044819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112522439 + 112522440.

It is an arithmetic number, because the mean of its divisors is an integer number (112522440).

Almost surely, 2^225044879 is an apocalyptic number.

225044879 is a deficient number, since it is larger than the sum of its proper divisors (1).

225044879 is an equidigital number, since it uses as much as digits as its factorization.

225044879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 225044879 is about 15001.4958920769. The cubic root of 225044879 is about 608.2606358532.

The spelling of 225044879 in words is "two hundred twenty-five million, forty-four thousand, eight hundred seventy-nine".