3220320132 has 96 divisors (see below), whose sum is σ = 8926444800. Its totient is φ = 1000429056.

The previous prime is 3220320119. The next prime is 3220320133. The reversal of 3220320132 is 2310230223.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3220320133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180594 + ... + 197622.

It is an arithmetic number, because the mean of its divisors is an integer number (92983800).

Almost surely, 2^3220320132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3220320132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4463222400).

3220320132 is an abundant number, since it is smaller than the sum of its proper divisors (5706124668).

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

3220320132 is a wasteful number, since it uses less digits than its factorization.

3220320132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17162 (or 17154 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3220320132 is about 56747.8645589418. The cubic root of 3220320132 is about 1476.7251873010.

Adding to 3220320132 its reverse (2310230223), we get a palindrome (5530550355).

The spelling of 3220320132 in words is "three billion, two hundred twenty million, three hundred twenty thousand, one hundred thirty-two".