8422951164 has 24 divisors (see below), whose sum is σ = 20508055680. Its totient is φ = 2685578544.

The previous prime is 8422951091. The next prime is 8422951177. The reversal of 8422951164 is 4611592248.

It is a super-2 number, since 2×8422951164² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15258694 + ... + 15259245.

It is an arithmetic number, because the mean of its divisors is an integer number (854502320).

Almost surely, 2^8422951164 is an apocalyptic number.

It is an amenable number.

8422951164 is an abundant number, since it is smaller than the sum of its proper divisors (12085104516).

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

8422951164 is a wasteful number, since it uses less digits than its factorization.

8422951164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30517969 (or 30517967 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 8422951164 is about 91776.6373539584. The cubic root of 8422951164 is about 2034.6424172741.

The spelling of 8422951164 in words is "eight billion, four hundred twenty-two million, nine hundred fifty-one thousand, one hundred sixty-four".