2622164421 has 8 divisors (see below), whose sum is σ = 3530163520. Its totient is φ = 1731137472.

The previous prime is 2622164417. The next prime is 2622164429. The reversal of 2622164421 is 1244612262.

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

It is not a de Polignac number, because 2622164421 - 2² = 2622164417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622164429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4242676 + ... + 4243293.

It is an arithmetic number, because the mean of its divisors is an integer number (441270440).

Almost surely, 2^2622164421 is an apocalyptic number.

It is an amenable number.

2622164421 is a deficient number, since it is larger than the sum of its proper divisors (907999099).

2622164421 is a wasteful number, since it uses less digits than its factorization.

2622164421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8486075.

The product of its digits is 9216, while the sum is 30.

The square root of 2622164421 is about 51207.0739351508. The cubic root of 2622164421 is about 1378.9652014568.

Adding to 2622164421 its reverse (1244612262), we get a palindrome (3866776683).

The spelling of 2622164421 in words is "two billion, six hundred twenty-two million, one hundred sixty-four thousand, four hundred twenty-one".