3440322220 has 24 divisors (see below), whose sum is σ = 7360993584. Its totient is φ = 1350163776.

The previous prime is 3440322211. The next prime is 3440322227. The reversal of 3440322220 is 222230443.

3440322220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3440322191 and 3440322200.

It is not an unprimeable number, because it can be changed into a prime (3440322227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1621734 + ... + 1623853.

It is an arithmetic number, because the mean of its divisors is an integer number (306708066).

Almost surely, 2^3440322220 is an apocalyptic number.

It is an amenable number.

3440322220 is an abundant number, since it is smaller than the sum of its proper divisors (3920671364).

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

3440322220 is a wasteful number, since it uses less digits than its factorization.

3440322220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245649 (or 3245647 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 3440322220 is about 58654.2600328399. The cubic root of 3440322220 is about 1509.6155944431.

Adding to 3440322220 its reverse (222230443), we get a palindrome (3662552663).

The spelling of 3440322220 in words is "three billion, four hundred forty million, three hundred twenty-two thousand, two hundred twenty".