8122457834 has 8 divisors (see below), whose sum is σ = 12188965728. Its totient is φ = 4059469260.

The previous prime is 8122457831. The next prime is 8122457851. The reversal of 8122457834 is 4387542218.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8122457831) 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, 874052 + ... + 883295.

It is an arithmetic number, because the mean of its divisors is an integer number (1523620716).

Almost surely, 2^8122457834 is an apocalyptic number.

8122457834 is a deficient number, since it is larger than the sum of its proper divisors (4066507894).

8122457834 is a wasteful number, since it uses less digits than its factorization.

8122457834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759660.

The product of its digits is 430080, while the sum is 44.

The square root of 8122457834 is about 90124.6793836183. The cubic root of 8122457834 is about 2010.1531886580.

The spelling of 8122457834 in words is "eight billion, one hundred twenty-two million, four hundred fifty-seven thousand, eight hundred thirty-four".