8443159422 has 8 divisors (see below), whose sum is σ = 16886318856. Its totient is φ = 2814386472.

The previous prime is 8443159399. The next prime is 8443159433. The reversal of 8443159422 is 2249513448.

It is a happy number.

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

8443159422 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703596613 + ... + 703596624.

It is an arithmetic number, because the mean of its divisors is an integer number (2110789857).

Almost surely, 2^8443159422 is an apocalyptic number.

8443159422 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.

8443159422 is a wasteful number, since it uses less digits than its factorization.

8443159422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407193242.

The product of its digits is 276480, while the sum is 42.

The square root of 8443159422 is about 91886.6661817698. Note that the first 3 decimals coincide. The cubic root of 8443159422 is about 2036.2682821167.

The spelling of 8443159422 in words is "eight billion, four hundred forty-three million, one hundred fifty-nine thousand, four hundred twenty-two".