32422443220 has 24 divisors (see below), whose sum is σ = 71670664800. Its totient is φ = 12286399392.

The previous prime is 32422443191. The next prime is 32422443253. The reversal of 32422443220 is 2234422423.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 42660730 + ... + 42661489.

It is an arithmetic number, because the mean of its divisors is an integer number (2986277700).

Almost surely, 2^32422443220 is an apocalyptic number.

It is an amenable number.

32422443220 is an abundant number, since it is smaller than the sum of its proper divisors (39248221580).

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

32422443220 is a wasteful number, since it uses less digits than its factorization.

32422443220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85322247 (or 85322245 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 32422443220 its reverse (2234422423), we get a palindrome (34656865643).

The spelling of 32422443220 in words is "thirty-two billion, four hundred twenty-two million, four hundred forty-three thousand, two hundred twenty".