3223322240 has 64 divisors (see below), whose sum is σ = 7714064160. Its totient is φ = 1287939072.

The previous prime is 3223322237. The next prime is 3223322251. The reversal of 3223322240 is 422233223.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 757559 + ... + 761801.

Almost surely, 2^3223322240 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 3223322240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3857032080).

3223322240 is an abundant number, since it is smaller than the sum of its proper divisors (4490741920).

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

3223322240 is a wasteful number, since it uses less digits than its factorization.

3223322240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5449 (or 5437 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 3223322240 is about 56774.3096831657. The cubic root of 3223322240 is about 1477.1839317117.

Adding to 3223322240 its reverse (422233223), we get a palindrome (3645555463).

The spelling of 3223322240 in words is "three billion, two hundred twenty-three million, three hundred twenty-two thousand, two hundred forty".