8231708534 has 32 divisors (see below), whose sum is σ = 14220576000. Its totient is φ = 3500655840.

The previous prime is 8231708509. The next prime is 8231708549. The reversal of 8231708534 is 4358071328.

It is a super-2 number, since 2×8231708534² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8231708491 and 8231708500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3776657 + ... + 3778835.

It is an arithmetic number, because the mean of its divisors is an integer number (444393000).

Almost surely, 2^8231708534 is an apocalyptic number.

8231708534 is a deficient number, since it is larger than the sum of its proper divisors (5988867466).

8231708534 is a wasteful number, since it uses less digits than its factorization.

8231708534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4148.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 8231708534 is about 90728.7635427707. The cubic root of 8231708534 is about 2019.1255678366.

The spelling of 8231708534 in words is "eight billion, two hundred thirty-one million, seven hundred eight thousand, five hundred thirty-four".