225396799 has 2 divisors, whose sum is σ = 225396800. Its totient is φ = 225396798.

The previous prime is 225396797. The next prime is 225396823. The reversal of 225396799 is 997693522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225396799 - 2¹ = 225396797 is a prime.

Together with 225396797, 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 (225396793) 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, 112698399 + 112698400.

It is an arithmetic number, because the mean of its divisors is an integer number (112698400).

Almost surely, 2^225396799 is an apocalyptic number.

225396799 is a deficient number, since it is larger than the sum of its proper divisors (1).

225396799 is an equidigital number, since it uses as much as digits as its factorization.

225396799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 52.

The square root of 225396799 is about 15013.2208070087. The cubic root of 225396799 is about 608.5775320511.

The spelling of 225396799 in words is "two hundred twenty-five million, three hundred ninety-six thousand, seven hundred ninety-nine".