422211859 has 2 divisors, whose sum is σ = 422211860. Its totient is φ = 422211858.

The previous prime is 422211799. The next prime is 422211871. The reversal of 422211859 is 958112224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422211859 - 2⁹ = 422211347 is a prime.

It is not a weakly prime, because it can be changed into another prime (422211359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211105929 + 211105930.

It is an arithmetic number, because the mean of its divisors is an integer number (211105930).

Almost surely, 2^422211859 is an apocalyptic number.

422211859 is a deficient number, since it is larger than the sum of its proper divisors (1).

422211859 is an equidigital number, since it uses as much as digits as its factorization.

422211859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 34.

The square root of 422211859 is about 20547.7945045204. The cubic root of 422211859 is about 750.1995670408.

The spelling of 422211859 in words is "four hundred twenty-two million, two hundred eleven thousand, eight hundred fifty-nine".