3220409476 has 12 divisors (see below), whose sum is σ = 5636302672. Its totient is φ = 1610037288.

The previous prime is 3220409473. The next prime is 3220409513. The reversal of 3220409476 is 6749040223.

It is a super-2 number, since 2×3220409476² = 20742074386221189152, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3220409473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8011 + ... + 80653.

Almost surely, 2^3220409476 is an apocalyptic number.

It is an amenable number.

3220409476 is a deficient number, since it is larger than the sum of its proper divisors (2415893196).

3220409476 is a wasteful number, since it uses less digits than its factorization.

3220409476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83730 (or 83728 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 3220409476 is about 56748.6517549096. The cubic root of 3220409476 is about 1476.7388438434.

Adding to 3220409476 its reverse (6749040223), we get a palindrome (9969449699).

The spelling of 3220409476 in words is "three billion, two hundred twenty million, four hundred nine thousand, four hundred seventy-six".