3220022642 has 8 divisors (see below), whose sum is σ = 4831804332. Its totient is φ = 1609421200.

The previous prime is 3220022639. The next prime is 3220022651. The reversal of 3220022642 is 2462200223.

It can be written as a sum of positive squares in 2 ways, for example, as 3015217921 + 204804721 = 54911^2 + 14311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288209 + ... + 299172.

Almost surely, 2^3220022642 is an apocalyptic number.

3220022642 is a deficient number, since it is larger than the sum of its proper divisors (1611781690).

3220022642 is a wasteful number, since it uses less digits than its factorization.

3220022642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590124.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3220022642 is about 56745.2433425040. The cubic root of 3220022642 is about 1476.6797130949.

Adding to 3220022642 its reverse (2462200223), we get a palindrome (5682222865).

The spelling of 3220022642 in words is "three billion, two hundred twenty million, twenty-two thousand, six hundred forty-two".