222225599 has 2 divisors, whose sum is σ = 222225600. Its totient is φ = 222225598.

The previous prime is 222225583. The next prime is 222225629. The reversal of 222225599 is 995522222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222225599 - 2⁴ = 222225583 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222225529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111112799 + 111112800.

It is an arithmetic number, because the mean of its divisors is an integer number (111112800).

Almost surely, 2^222225599 is an apocalyptic number.

222225599 is a deficient number, since it is larger than the sum of its proper divisors (1).

222225599 is an equidigital number, since it uses as much as digits as its factorization.

222225599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 38.

The square root of 222225599 is about 14907.2331101382. The cubic root of 222225599 is about 605.7099322681.

The spelling of 222225599 in words is "two hundred twenty-two million, two hundred twenty-five thousand, five hundred ninety-nine".