422225207 has 2 divisors, whose sum is σ = 422225208. Its totient is φ = 422225206.

The previous prime is 422225203. The next prime is 422225227. The reversal of 422225207 is 702522224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422225207 - 2² = 422225203 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422225203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211112603 + 211112604.

It is an arithmetic number, because the mean of its divisors is an integer number (211112604).

Almost surely, 2^422225207 is an apocalyptic number.

422225207 is a deficient number, since it is larger than the sum of its proper divisors (1).

422225207 is an equidigital number, since it uses as much as digits as its factorization.

422225207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 422225207 is about 20548.1193056688. The cubic root of 422225207 is about 750.2074726756.

The spelling of 422225207 in words is "four hundred twenty-two million, two hundred twenty-five thousand, two hundred seven".