422827992 has 64 divisors (see below), whose sum is σ = 1183056000. Its totient is φ = 139918752.

The previous prime is 422827991. The next prime is 422827997. The reversal of 422827992 is 299728224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422827991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22983 + ... + 37065.

It is an arithmetic number, because the mean of its divisors is an integer number (18485250).

Almost surely, 2^422827992 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 422827992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (591528000).

422827992 is an abundant number, since it is smaller than the sum of its proper divisors (760228008).

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

422827992 is a wasteful number, since it uses less digits than its factorization.

422827992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14237 (or 14227 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 422827992 is about 20562.7817184349. The cubic root of 422827992 is about 750.5643112972.

The spelling of 422827992 in words is "four hundred twenty-two million, eight hundred twenty-seven thousand, nine hundred ninety-two".