3221713563 has 16 divisors (see below), whose sum is σ = 4310307456. Its totient is φ = 2140479360.

The previous prime is 3221713529. The next prime is 3221713577. The reversal of 3221713563 is 3653171223.

It is not a de Polignac number, because 3221713563 - 2¹⁰ = 3221712539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3221712563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1331731 + ... + 1334147.

It is an arithmetic number, because the mean of its divisors is an integer number (269394216).

Almost surely, 2^3221713563 is an apocalyptic number.

3221713563 is a deficient number, since it is larger than the sum of its proper divisors (1088593893).

3221713563 is a wasteful number, since it uses less digits than its factorization.

3221713563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754.

The product of its digits is 22680, while the sum is 33.

The square root of 3221713563 is about 56760.1406182190. The cubic root of 3221713563 is about 1476.9381493514.

Adding to 3221713563 its reverse (3653171223), we get a palindrome (6874884786).

The spelling of 3221713563 in words is "three billion, two hundred twenty-one million, seven hundred thirteen thousand, five hundred sixty-three".