85964874 has 16 divisors (see below), whose sum is σ = 177858720. Its totient is φ = 27666800.

The previous prime is 85964867. The next prime is 85964909. The reversal of 85964874 is 47846958.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246852 + ... + 247199.

It is an arithmetic number, because the mean of its divisors is an integer number (11116170).

Almost surely, 2^85964874 is an apocalyptic number.

85964874 is an abundant number, since it is smaller than the sum of its proper divisors (91893846).

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

85964874 is a wasteful number, since it uses less digits than its factorization.

85964874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494085.

The product of its digits is 1935360, while the sum is 51.

The square root of 85964874 is about 9271.7244350768. The cubic root of 85964874 is about 441.3403925806.

The spelling of 85964874 in words is "eighty-five million, nine hundred sixty-four thousand, eight hundred seventy-four".