422335061 has 2 divisors, whose sum is σ = 422335062. Its totient is φ = 422335060.

The previous prime is 422335049. The next prime is 422335117. The reversal of 422335061 is 160533224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251222500 + 171112561 = 15850^2 + 13081^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422335061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422335061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422335261) 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, 211167530 + 211167531.

It is an arithmetic number, because the mean of its divisors is an integer number (211167531).

Almost surely, 2^422335061 is an apocalyptic number.

It is an amenable number.

422335061 is a deficient number, since it is larger than the sum of its proper divisors (1).

422335061 is an equidigital number, since it uses as much as digits as its factorization.

422335061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 422335061 is about 20550.7922231723. The cubic root of 422335061 is about 750.2725296988.

Adding to 422335061 its reverse (160533224), we get a palindrome (582868285).

The spelling of 422335061 in words is "four hundred twenty-two million, three hundred thirty-five thousand, sixty-one".