32240221432 has 64 divisors (see below), whose sum is σ = 62948793600. Its totient is φ = 15467397120.

The previous prime is 32240221427. The next prime is 32240221439. The reversal of 32240221432 is 23412204223.

It is a junction number, because it is equal to n+sod(n) for n = 32240221397 and 32240221406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32240221439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7192632 + ... + 7197112.

It is an arithmetic number, because the mean of its divisors is an integer number (983574900).

Almost surely, 2^32240221432 is an apocalyptic number.

It is an amenable number.

32240221432 is a deficient number, since it is larger than the sum of its proper divisors (30708572168).

32240221432 is a wasteful number, since it uses less digits than its factorization.

32240221432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4856 (or 4852 counting only the distinct ones).

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

Adding to 32240221432 its reverse (23412204223), we get a palindrome (55652425655).

The spelling of 32240221432 in words is "thirty-two billion, two hundred forty million, two hundred twenty-one thousand, four hundred thirty-two".