422812304 has 40 divisors (see below), whose sum is σ = 872999928. Its totient is φ = 197683200.

The previous prime is 422812297. The next prime is 422812309. The reversal of 422812304 is 403218224.

It can be written as a sum of positive squares in 4 ways, for example, as 186267904 + 236544400 = 13648^2 + 15380^2 .

It is not an unprimeable number, because it can be changed into a prime (422812309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37754 + ... + 47654.

Almost surely, 2^422812304 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 422812304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436499964).

422812304 is an abundant number, since it is smaller than the sum of its proper divisors (450187624).

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

422812304 is a wasteful number, since it uses less digits than its factorization.

422812304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10083 (or 10077 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 422812304 is about 20562.4002489982. The cubic root of 422812304 is about 750.5550285638. Note that the first 3 decimals are identical.

The spelling of 422812304 in words is "four hundred twenty-two million, eight hundred twelve thousand, three hundred four".