422443112 has 96 divisors (see below), whose sum is σ = 1044741600. Its totient is φ = 158288256.

The previous prime is 422443103. The next prime is 422443121. The reversal of 422443112 is 211344224.

It is an interprime number because it is at equal distance from previous prime (422443103) and next prime (422443121).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94643 + ... + 99005.

It is an arithmetic number, because the mean of its divisors is an integer number (10882725).

Almost surely, 2^422443112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422443112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522370800).

422443112 is an abundant number, since it is smaller than the sum of its proper divisors (622298488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422443112 is a wasteful number, since it uses less digits than its factorization.

422443112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415 (or 4404 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 422443112 is about 20553.4209318060. The cubic root of 422443112 is about 750.3365079569.

Adding to 422443112 its reverse (211344224), we get a palindrome (633787336).

The spelling of 422443112 in words is "four hundred twenty-two million, four hundred forty-three thousand, one hundred twelve".