422420004329 has 2 divisors, whose sum is σ = 422420004330. Its totient is φ = 422420004328.

The previous prime is 422420004319. The next prime is 422420004491. The reversal of 422420004329 is 923400024224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319428432400 + 102991571929 = 565180^2 + 320923^2 .

It is a cyclic number.

It is not a de Polignac number, because 422420004329 - 2⁴ = 422420004313 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 422420004295 and 422420004304.

It is not a weakly prime, because it can be changed into another prime (422420004319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211210002164 + 211210002165.

It is an arithmetic number, because the mean of its divisors is an integer number (211210002165).

Almost surely, 2^422420004329 is an apocalyptic number.

It is an amenable number.

422420004329 is a deficient number, since it is larger than the sum of its proper divisors (1).

422420004329 is an equidigital number, since it uses as much as digits as its factorization.

422420004329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 422420004329 in words is "four hundred twenty-two billion, four hundred twenty million, four thousand, three hundred twenty-nine".