422243422 has 24 divisors (see below), whose sum is σ = 690805800. Its totient is φ = 192801168.

The previous prime is 422243417. The next prime is 422243431. The reversal of 422243422 is 224342224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 681829 + ... + 682447.

It is an arithmetic number, because the mean of its divisors is an integer number (28783575).

Almost surely, 2^422243422 is an apocalyptic number.

422243422 is a deficient number, since it is larger than the sum of its proper divisors (268562378).

422243422 is an equidigital number, since it uses as much as digits as its factorization.

422243422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288 (or 669 counting only the distinct ones).

The product of its digits is 6144, while the sum is 25.

The square root of 422243422 is about 20548.5625287999. The cubic root of 422243422 is about 750.2182606251.

Adding to 422243422 its reverse (224342224), we get a palindrome (646585646).

The spelling of 422243422 in words is "four hundred twenty-two million, two hundred forty-three thousand, four hundred twenty-two".