3221332160 has 56 divisors (see below), whose sum is σ = 8004328416. Its totient is φ = 1232506880.

The previous prime is 3221332133. The next prime is 3221332199. The reversal of 3221332160 is 612331223.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211481 + ... + 226200.

It is an arithmetic number, because the mean of its divisors is an integer number (142934436).

Almost surely, 2^3221332160 is an apocalyptic number.

It is an amenable number.

3221332160 is an abundant number, since it is smaller than the sum of its proper divisors (4782996256).

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

3221332160 is a wasteful number, since it uses less digits than its factorization.

3221332160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437721 (or 437711 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 3221332160 is about 56756.7807402781. The cubic root of 3221332160 is about 1476.8798645432.

Adding to 3221332160 its reverse (612331223), we get a palindrome (3833663383).

The spelling of 3221332160 in words is "three billion, two hundred twenty-one million, three hundred thirty-two thousand, one hundred sixty".