422322032 has 80 divisors (see below), whose sum is σ = 917024640. Its totient is φ = 186796800.

The previous prime is 422322031. The next prime is 422322097. The reversal of 422322032 is 230223224.

It is a junction number, because it is equal to n+sod(n) for n = 422321995 and 422322013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422322031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1492163 + ... + 1492445.

It is an arithmetic number, because the mean of its divisors is an integer number (11462808).

Almost surely, 2^422322032 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 422322032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458512320).

422322032 is an abundant number, since it is smaller than the sum of its proper divisors (494702608).

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

422322032 is a wasteful number, since it uses less digits than its factorization.

422322032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502 (or 496 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 422322032 is about 20550.4752256487. The cubic root of 422322032 is about 750.2648143387.

Adding to 422322032 its reverse (230223224), we get a palindrome (652545256).

The spelling of 422322032 in words is "four hundred twenty-two million, three hundred twenty-two thousand, thirty-two".