422431411 has 4 divisors (see below), whose sum is σ = 426786472. Its totient is φ = 418076352.

The previous prime is 422431397. The next prime is 422431433. The reversal of 422431411 is 114134224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422431411 - 2⁵ = 422431379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422431211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2177385 + ... + 2177578.

It is an arithmetic number, because the mean of its divisors is an integer number (106696618).

Almost surely, 2^422431411 is an apocalyptic number.

422431411 is a deficient number, since it is larger than the sum of its proper divisors (4355061).

422431411 is an equidigital number, since it uses as much as digits as its factorization.

422431411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4355060.

The product of its digits is 768, while the sum is 22.

The square root of 422431411 is about 20553.1362813562. The cubic root of 422431411 is about 750.3295801850.

Adding to 422431411 its reverse (114134224), we get a palindrome (536565635).

The spelling of 422431411 in words is "four hundred twenty-two million, four hundred thirty-one thousand, four hundred eleven".