422434304729 has 2 divisors, whose sum is σ = 422434304730. Its totient is φ = 422434304728.

The previous prime is 422434304627. The next prime is 422434304777. The reversal of 422434304729 is 927403434224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317667504400 + 104766800329 = 563620^2 + 323677^2 .

It is a cyclic number.

It is not a de Polignac number, because 422434304729 - 2¹² = 422434300633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422434304729.

It is not a weakly prime, because it can be changed into another prime (422434304779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211217152364 + 211217152365.

It is an arithmetic number, because the mean of its divisors is an integer number (211217152365).

Almost surely, 2^422434304729 is an apocalyptic number.

It is an amenable number.

422434304729 is a deficient number, since it is larger than the sum of its proper divisors (1).

422434304729 is an equidigital number, since it uses as much as digits as its factorization.

422434304729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 44.

The spelling of 422434304729 in words is "four hundred twenty-two billion, four hundred thirty-four million, three hundred four thousand, seven hundred twenty-nine".