32221412 has 12 divisors (see below), whose sum is σ = 56434560. Its totient is φ = 16097256.

The previous prime is 32221393. The next prime is 32221417. The reversal of 32221412 is 21412223.

It is not an unprimeable number, because it can be changed into a prime (32221417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3653 + ... + 8819.

It is an arithmetic number, because the mean of its divisors is an integer number (4702880).

Almost surely, 2^32221412 is an apocalyptic number.

It is an amenable number.

32221412 is a deficient number, since it is larger than the sum of its proper divisors (24213148).

32221412 is a wasteful number, since it uses less digits than its factorization.

32221412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6730 (or 6728 counting only the distinct ones).

The product of its digits is 192, while the sum is 17.

The square root of 32221412 is about 5676.3907546962. The cubic root of 32221412 is about 318.2107564824.

Adding to 32221412 its reverse (21412223), we get a palindrome (53633635).

The spelling of 32221412 in words is "thirty-two million, two hundred twenty-one thousand, four hundred twelve".