422949607 has 2 divisors, whose sum is σ = 422949608. Its totient is φ = 422949606.

The previous prime is 422949589. The next prime is 422949643. The reversal of 422949607 is 706949224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422949607 - 2²³ = 414560999 is a prime.

It is a super-2 number, since 2×422949607² = 357772740122908898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422949697) 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, 211474803 + 211474804.

It is an arithmetic number, because the mean of its divisors is an integer number (211474804).

Almost surely, 2^422949607 is an apocalyptic number.

422949607 is a deficient number, since it is larger than the sum of its proper divisors (1).

422949607 is an equidigital number, since it uses as much as digits as its factorization.

422949607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 422949607 is about 20565.7386689611. The cubic root of 422949607 is about 750.6362642193.

The spelling of 422949607 in words is "four hundred twenty-two million, nine hundred forty-nine thousand, six hundred seven".