85856834 has 32 divisors (see below), whose sum is σ = 157489920. Its totient is φ = 34265088.

The previous prime is 85856803. The next prime is 85856843. The reversal of 85856834 is 43865858.

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, 21227 + ... + 24945.

It is an arithmetic number, because the mean of its divisors is an integer number (4921560).

Almost surely, 2^85856834 is an apocalyptic number.

85856834 is a deficient number, since it is larger than the sum of its proper divisors (71633086).

85856834 is a wasteful number, since it uses less digits than its factorization.

85856834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3842.

The product of its digits is 921600, while the sum is 47.

The square root of 85856834 is about 9265.8962869223. The cubic root of 85856834 is about 441.1554239866.

The spelling of 85856834 in words is "eighty-five million, eight hundred fifty-six thousand, eight hundred thirty-four".