22240321432 has 32 divisors (see below), whose sum is σ = 48369150720. Its totient is φ = 9389302560.

The previous prime is 22240321423. The next prime is 22240321483. The reversal of 22240321432 is 23412304222.

It is a junction number, because it is equal to n+sod(n) for n = 22240321397 and 22240321406.

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, 2960044 + ... + 2967547.

It is an arithmetic number, because the mean of its divisors is an integer number (1511535960).

Almost surely, 2^22240321432 is an apocalyptic number.

It is an amenable number.

22240321432 is an abundant number, since it is smaller than the sum of its proper divisors (26128829288).

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

22240321432 is a wasteful number, since it uses less digits than its factorization.

22240321432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5927671 (or 5927667 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22240321432 its reverse (23412304222), we get a palindrome (45652625654).

The spelling of 22240321432 in words is "twenty-two billion, two hundred forty million, three hundred twenty-one thousand, four hundred thirty-two".