422404027 has 2 divisors, whose sum is σ = 422404028. Its totient is φ = 422404026.

The previous prime is 422404019. The next prime is 422404033. The reversal of 422404027 is 720404224.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422404027 - 2³ = 422404019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422403992 and 422404010.

It is not a weakly prime, because it can be changed into another prime (422404127) 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, 211202013 + 211202014.

It is an arithmetic number, because the mean of its divisors is an integer number (211202014).

Almost surely, 2^422404027 is an apocalyptic number.

422404027 is a deficient number, since it is larger than the sum of its proper divisors (1).

422404027 is an equidigital number, since it uses as much as digits as its factorization.

422404027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 25.

The square root of 422404027 is about 20552.4700948572. The cubic root of 422404027 is about 750.3133665318.

The spelling of 422404027 in words is "four hundred twenty-two million, four hundred four thousand, twenty-seven".