8243043834 has 8 divisors (see below), whose sum is σ = 16486087680. Its totient is φ = 2747681276.

The previous prime is 8243043829. The next prime is 8243043859. The reversal of 8243043834 is 4383403428.

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

8243043834 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 8243043792 and 8243043801.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686920314 + ... + 686920325.

It is an arithmetic number, because the mean of its divisors is an integer number (2060760960).

Almost surely, 2^8243043834 is an apocalyptic number.

8243043834 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.

8243043834 is a wasteful number, since it uses less digits than its factorization.

8243043834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373840644.

The product of its (nonzero) digits is 221184, while the sum is 39.

The square root of 8243043834 is about 90791.2101141955. The cubic root of 8243043834 is about 2020.0519407943.

The spelling of 8243043834 in words is "eight billion, two hundred forty-three million, forty-three thousand, eight hundred thirty-four".