422335523 has 2 divisors, whose sum is σ = 422335524. Its totient is φ = 422335522.

The previous prime is 422335519. The next prime is 422335541. The reversal of 422335523 is 325533224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422335523 - 2² = 422335519 is a prime.

It is not a weakly prime, because it can be changed into another prime (422332523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211167761 + 211167762.

It is an arithmetic number, because the mean of its divisors is an integer number (211167762).

Almost surely, 2^422335523 is an apocalyptic number.

422335523 is a deficient number, since it is larger than the sum of its proper divisors (1).

422335523 is an equidigital number, since it uses as much as digits as its factorization.

422335523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 29.

The square root of 422335523 is about 20550.8034636118. The cubic root of 422335523 is about 750.2728032776.

Adding to 422335523 its reverse (325533224), we get a palindrome (747868747).

The spelling of 422335523 in words is "four hundred twenty-two million, three hundred thirty-five thousand, five hundred twenty-three".