422071241 has 2 divisors, whose sum is σ = 422071242. Its totient is φ = 422071240.

The previous prime is 422071219. The next prime is 422071259. The reversal of 422071241 is 142170224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399840016 + 22231225 = 19996^2 + 4715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422071241 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422071201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211035620 + 211035621.

It is an arithmetic number, because the mean of its divisors is an integer number (211035621).

Almost surely, 2^422071241 is an apocalyptic number.

It is an amenable number.

422071241 is a deficient number, since it is larger than the sum of its proper divisors (1).

422071241 is an equidigital number, since it uses as much as digits as its factorization.

422071241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 422071241 is about 20544.3724898085. The cubic root of 422071241 is about 750.1162729362.

The spelling of 422071241 in words is "four hundred twenty-two million, seventy-one thousand, two hundred forty-one".