32222872 has 16 divisors (see below), whose sum is σ = 65910600. Its totient is φ = 14646720.

The previous prime is 32222849. The next prime is 32222881. The reversal of 32222872 is 27822223.

It is a self number, because there is not a number n which added to its sum of digits gives 32222872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182997 + ... + 183172.

Almost surely, 2^32222872 is an apocalyptic number.

It is an amenable number.

32222872 is an abundant number, since it is smaller than the sum of its proper divisors (33687728).

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

32222872 is a wasteful number, since it uses less digits than its factorization.

32222872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366186 (or 366182 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 32222872 is about 5676.5193560843. The cubic root of 32222872 is about 318.2155626104.

The spelling of 32222872 in words is "thirty-two million, two hundred twenty-two thousand, eight hundred seventy-two".