422502432 has 96 divisors (see below), whose sum is σ = 1232884800. Its totient is φ = 125598720.

The previous prime is 422502347. The next prime is 422502439. The reversal of 422502432 is 234205224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (422502439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52194 + ... + 59742.

It is an arithmetic number, because the mean of its divisors is an integer number (12842550).

Almost surely, 2^422502432 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 422502432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616442400).

422502432 is an abundant number, since it is smaller than the sum of its proper divisors (810382368).

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

422502432 is a wasteful number, since it uses less digits than its factorization.

422502432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626 (or 7618 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 422502432 is about 20554.8639499268. The cubic root of 422502432 is about 750.3716273826.

Adding to 422502432 its reverse (234205224), we get a palindrome (656707656).

The spelling of 422502432 in words is "four hundred twenty-two million, five hundred two thousand, four hundred thirty-two".