8579921622 has 8 divisors (see below), whose sum is σ = 17159843256. Its totient is φ = 2859973872.

The previous prime is 8579921591. The next prime is 8579921627. The reversal of 8579921622 is 2261299758.

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

8579921622 is an admirable number.

It is a super-2 number, since 2×8579921622² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8579921627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714993463 + ... + 714993474.

It is an arithmetic number, because the mean of its divisors is an integer number (2144980407).

Almost surely, 2^8579921622 is an apocalyptic number.

8579921622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8579921622 is a wasteful number, since it uses less digits than its factorization.

8579921622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429986942.

The product of its digits is 1088640, while the sum is 51.

The square root of 8579921622 is about 92627.8663362166. The cubic root of 8579921622 is about 2047.2039312438.

The spelling of 8579921622 in words is "eight billion, five hundred seventy-nine million, nine hundred twenty-one thousand, six hundred twenty-two".