422404032 has 112 divisors (see below), whose sum is σ = 1193840640. Its totient is φ = 131346432.

The previous prime is 422404027. The next prime is 422404033. The reversal of 422404032 is 230404224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422404033) 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, 414019 + ... + 415037.

Almost surely, 2^422404032 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 422404032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596920320).

422404032 is an abundant number, since it is smaller than the sum of its proper divisors (771436608).

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

422404032 is a wasteful number, since it uses less digits than its factorization.

422404032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178 (or 1168 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 422404032 is about 20552.4702164971. The cubic root of 422404032 is about 750.3133694923.

Adding to 422404032 its reverse (230404224), we get a palindrome (652808256).

The spelling of 422404032 in words is "four hundred twenty-two million, four hundred four thousand, thirty-two".