8317439994 has 8 divisors (see below), whose sum is σ = 16634880000. Its totient is φ = 2772479996.

The previous prime is 8317439993. The next prime is 8317440037. The reversal of 8317439994 is 4999347138.

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

8317439994 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (8317439993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 693119994 + ... + 693120005.

It is an arithmetic number, because the mean of its divisors is an integer number (2079360000).

Almost surely, 2^8317439994 is an apocalyptic number.

8317439994 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.

8317439994 is a wasteful number, since it uses less digits than its factorization.

8317439994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386240004.

The product of its digits is 5878656, while the sum is 57.

The square root of 8317439994 is about 91199.9999671053. Note that the first 4 decimals coincide. The cubic root of 8317439994 is about 2026.1109582639.

The spelling of 8317439994 in words is "eight billion, three hundred seventeen million, four hundred thirty-nine thousand, nine hundred ninety-four".