8243994341 has 8 divisors (see below), whose sum is σ = 9466788000. Its totient is φ = 7100090640.

The previous prime is 8243994337. The next prime is 8243994359. The reversal of 8243994341 is 1434993428.

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

It is a cyclic number.

It is not a de Polignac number, because 8243994341 - 2² = 8243994337 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8243994041) 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, 19722266 + ... + 19722683.

It is an arithmetic number, because the mean of its divisors is an integer number (1183348500).

Almost surely, 2^8243994341 is an apocalyptic number.

It is an amenable number.

8243994341 is a deficient number, since it is larger than the sum of its proper divisors (1222793659).

8243994341 is a wasteful number, since it uses less digits than its factorization.

8243994341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39444979.

The product of its digits is 746496, while the sum is 47.

The square root of 8243994341 is about 90796.4445394202. Note that the first 3 decimals coincide. The cubic root of 8243994341 is about 2020.1295820051.

The spelling of 8243994341 in words is "eight billion, two hundred forty-three million, nine hundred ninety-four thousand, three hundred forty-one".