422394337 has 2 divisors, whose sum is σ = 422394338. Its totient is φ = 422394336.

The previous prime is 422394299. The next prime is 422394353. The reversal of 422394337 is 733493224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299428416 + 122965921 = 17304^2 + 11089^2 .

It is a cyclic number.

It is not a de Polignac number, because 422394337 - 2⁷ = 422394209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422394296 and 422394305.

It is not a weakly prime, because it can be changed into another prime (422394397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211197168 + 211197169.

It is an arithmetic number, because the mean of its divisors is an integer number (211197169).

Almost surely, 2^422394337 is an apocalyptic number.

It is an amenable number.

422394337 is a deficient number, since it is larger than the sum of its proper divisors (1).

422394337 is an equidigital number, since it uses as much as digits as its factorization.

422394337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 37.

The square root of 422394337 is about 20552.2343554174. The cubic root of 422394337 is about 750.3076290612.

The spelling of 422394337 in words is "four hundred twenty-two million, three hundred ninety-four thousand, three hundred thirty-seven".