3221996634 has 48 divisors (see below), whose sum is σ = 7126602912. Its totient is φ = 1051785504.

The previous prime is 3221996633. The next prime is 3221996681. The reversal of 3221996634 is 4366991223.

3221996634 is a `hidden beast` number, since 3 + 2 + 2 + 1 + 9 + 9 + 6 + 634 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 3221996634.

It is not an unprimeable number, because it can be changed into a prime (3221996633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200917 + ... + 216359.

It is an arithmetic number, because the mean of its divisors is an integer number (148470894).

Almost surely, 2^3221996634 is an apocalyptic number.

3221996634 is an abundant number, since it is smaller than the sum of its proper divisors (3904606278).

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

3221996634 is a wasteful number, since it uses less digits than its factorization.

3221996634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15691 (or 15688 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 3221996634 is about 56762.6341354945. The cubic root of 3221996634 is about 1476.9814043984.

The spelling of 3221996634 in words is "three billion, two hundred twenty-one million, nine hundred ninety-six thousand, six hundred thirty-four".