422204400437 has 2 divisors, whose sum is σ = 422204400438. Its totient is φ = 422204400436.

The previous prime is 422204400419. The next prime is 422204400451. The reversal of 422204400437 is 734004402224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 357668586916 + 64535813521 = 598054^2 + 254039^2 .

It is a cyclic number.

It is not a de Polignac number, because 422204400437 - 2⁸ = 422204400181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422204400467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211102200218 + 211102200219.

It is an arithmetic number, because the mean of its divisors is an integer number (211102200219).

Almost surely, 2^422204400437 is an apocalyptic number.

It is an amenable number.

422204400437 is a deficient number, since it is larger than the sum of its proper divisors (1).

422204400437 is an equidigital number, since it uses as much as digits as its factorization.

422204400437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 32.

The spelling of 422204400437 in words is "four hundred twenty-two billion, two hundred four million, four hundred thousand, four hundred thirty-seven".