32222474638 has 16 divisors (see below), whose sum is σ = 49045207680. Its totient is φ = 15875097336.

The previous prime is 32222474621. The next prime is 32222474651. The reversal of 32222474638 is 83647422223.

It is a junction number, because it is equal to n+sod(n) for n = 32222474594 and 32222474603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193170 + ... + 318997.

It is an arithmetic number, because the mean of its divisors is an integer number (3065325480).

Almost surely, 2^32222474638 is an apocalyptic number.

32222474638 is a deficient number, since it is larger than the sum of its proper divisors (16822733042).

32222474638 is a wasteful number, since it uses less digits than its factorization.

32222474638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512631.

The product of its digits is 774144, while the sum is 43.

The spelling of 32222474638 in words is "thirty-two billion, two hundred twenty-two million, four hundred seventy-four thousand, six hundred thirty-eight".