32223272 has 8 divisors (see below), whose sum is σ = 60418650. Its totient is φ = 16111632.

The previous prime is 32223271. The next prime is 32223349. The reversal of 32223272 is 27232223.

It can be written as a sum of positive squares in only one way, i.e., 32103556 + 119716 = 5666^2 + 346^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (32223271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013947 + ... + 2013962.

Almost surely, 2^32223272 is an apocalyptic number.

It is an amenable number.

32223272 is a deficient number, since it is larger than the sum of its proper divisors (28195378).

32223272 is a wasteful number, since it uses less digits than its factorization.

32223272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4027915 (or 4027911 counting only the distinct ones).

The product of its digits is 2016, while the sum is 23.

The square root of 32223272 is about 5676.5545888329. The cubic root of 32223272 is about 318.2168793324.

Adding to 32223272 its reverse (27232223), we get a palindrome (59455495).

The spelling of 32223272 in words is "thirty-two million, two hundred twenty-three thousand, two hundred seventy-two".