3220663516 has 24 divisors (see below), whose sum is σ = 6464265696. Its totient is φ = 1375368960.

The previous prime is 3220663471. The next prime is 3220663553. The reversal of 3220663516 is 6153660223.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196801 + ... + 212536.

It is an arithmetic number, because the mean of its divisors is an integer number (269344404).

Almost surely, 2^3220663516 is an apocalyptic number.

It is an amenable number.

3220663516 is an abundant number, since it is smaller than the sum of its proper divisors (3243602180).

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

3220663516 is a wasteful number, since it uses less digits than its factorization.

3220663516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409629 (or 409627 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 3220663516 is about 56750.8900018317. The cubic root of 3220663516 is about 1476.7776733643. Note that the first 3 decimals are identical.

The spelling of 3220663516 in words is "three billion, two hundred twenty million, six hundred sixty-three thousand, five hundred sixteen".