422149699 has 2 divisors, whose sum is σ = 422149700. Its totient is φ = 422149698.

The previous prime is 422149681. The next prime is 422149711. The reversal of 422149699 is 996941224.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422149699 - 2¹⁷ = 422018627 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422149639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211074849 + 211074850.

It is an arithmetic number, because the mean of its divisors is an integer number (211074850).

Almost surely, 2^422149699 is an apocalyptic number.

422149699 is a deficient number, since it is larger than the sum of its proper divisors (1).

422149699 is an equidigital number, since it uses as much as digits as its factorization.

422149699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 46.

The square root of 422149699 is about 20546.2818777510. The cubic root of 422149699 is about 750.1627492736.

The spelling of 422149699 in words is "four hundred twenty-two million, one hundred forty-nine thousand, six hundred ninety-nine".