3220561008 has 60 divisors (see below), whose sum is σ = 10300686448. Its totient is φ = 920160000.

The previous prime is 3220560949. The next prime is 3220561013. The reversal of 3220561008 is 8001650223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1596493 + ... + 1598508.

Almost surely, 2^3220561008 is an apocalyptic number.

It is an amenable number.

3220561008 is an abundant number, since it is smaller than the sum of its proper divisors (7080125440).

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

3220561008 is a wasteful number, since it uses less digits than its factorization.

3220561008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195022 (or 3195013 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 3220561008 is about 56749.9868546240. The cubic root of 3220561008 is about 1476.7620054612.

The spelling of 3220561008 in words is "three billion, two hundred twenty million, five hundred sixty-one thousand, eight".