422431022 has 8 divisors (see below), whose sum is σ = 682388616. Its totient is φ = 194968152.

The previous prime is 422431019. The next prime is 422431063. The reversal of 422431022 is 220134224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 422430985 and 422431003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8123648 + ... + 8123699.

It is an arithmetic number, because the mean of its divisors is an integer number (85298577).

Almost surely, 2^422431022 is an apocalyptic number.

422431022 is a deficient number, since it is larger than the sum of its proper divisors (259957594).

422431022 is a wasteful number, since it uses less digits than its factorization.

422431022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16247362.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 422431022 is about 20553.1268180781. The cubic root of 422431022 is about 750.3293498689.

Adding to 422431022 its reverse (220134224), we get a palindrome (642565246).

The spelling of 422431022 in words is "four hundred twenty-two million, four hundred thirty-one thousand, twenty-two".