32222244 has 12 divisors (see below), whose sum is σ = 75185264. Its totient is φ = 10740744.

The previous prime is 32222231. The next prime is 32222249. The reversal of 32222244 is 44222223.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 32222244.

It is not an unprimeable number, because it can be changed into a prime (32222249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1342582 + ... + 1342605.

Almost surely, 2^32222244 is an apocalyptic number.

It is an amenable number.

32222244 is an abundant number, since it is smaller than the sum of its proper divisors (42963020).

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

32222244 is a wasteful number, since it uses less digits than its factorization.

32222244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2685194 (or 2685192 counting only the distinct ones).

The product of its digits is 1536, while the sum is 21.

The square root of 32222244 is about 5676.4640402279. The cubic root of 32222244 is about 318.2134953348.

Subtracting from 32222244 its sum of digits (21), we obtain a palindrome (32222223).

Adding to 32222244 its reverse (44222223), we get a palindrome (76444467).

The spelling of 32222244 in words is "thirty-two million, two hundred twenty-two thousand, two hundred forty-four".