422313253 has 2 divisors, whose sum is σ = 422313254. Its totient is φ = 422313252.

The previous prime is 422313193. The next prime is 422313263. The reversal of 422313253 is 352313224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 407313124 + 15000129 = 20182^2 + 3873^2 .

It is a cyclic number.

It is not a de Polignac number, because 422313253 - 2¹³ = 422305061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422313263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211156626 + 211156627.

It is an arithmetic number, because the mean of its divisors is an integer number (211156627).

Almost surely, 2^422313253 is an apocalyptic number.

It is an amenable number.

422313253 is a deficient number, since it is larger than the sum of its proper divisors (1).

422313253 is an equidigital number, since it uses as much as digits as its factorization.

422313253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 25.

The square root of 422313253 is about 20550.2616285049. The cubic root of 422313253 is about 750.2596156041.

Adding to 422313253 its reverse (352313224), we get a palindrome (774626477).

The spelling of 422313253 in words is "four hundred twenty-two million, three hundred thirteen thousand, two hundred fifty-three".