422532311 has 2 divisors, whose sum is σ = 422532312. Its totient is φ = 422532310.

The previous prime is 422532307. The next prime is 422532323. The reversal of 422532311 is 113235224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422532311 - 2² = 422532307 is a prime.

It is equal to p_22472024 and since 422532311 and 22472024 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422532371) 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, 211266155 + 211266156.

It is an arithmetic number, because the mean of its divisors is an integer number (211266156).

Almost surely, 2^422532311 is an apocalyptic number.

422532311 is a deficient number, since it is larger than the sum of its proper divisors (1).

422532311 is an equidigital number, since it uses as much as digits as its factorization.

422532311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 422532311 is about 20555.5907480179. The cubic root of 422532311 is about 750.3893155059.

Adding to 422532311 its reverse (113235224), we get a palindrome (535767535).

The spelling of 422532311 in words is "four hundred twenty-two million, five hundred thirty-two thousand, three hundred eleven".