8231814536 has 32 divisors (see below), whose sum is σ = 17050953600. Its totient is φ = 3694367040.

The previous prime is 8231814533. The next prime is 8231814541. The reversal of 8231814536 is 6354181328.

It is a junction number, because it is equal to n+sod(n) for n = 8231814493 and 8231814502.

It is not an unprimeable number, because it can be changed into a prime (8231814533) 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, 585095 + ... + 598998.

It is an arithmetic number, because the mean of its divisors is an integer number (532842300).

Almost surely, 2^8231814536 is an apocalyptic number.

It is an amenable number.

8231814536 is an abundant number, since it is smaller than the sum of its proper divisors (8819139064).

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

8231814536 is a wasteful number, since it uses less digits than its factorization.

8231814536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184189 (or 1184185 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 8231814536 is about 90729.3477106498. The cubic root of 8231814536 is about 2019.1342347465.

The spelling of 8231814536 in words is "eight billion, two hundred thirty-one million, eight hundred fourteen thousand, five hundred thirty-six".