85934 has 4 divisors (see below), whose sum is σ = 128904. Its totient is φ = 42966.

The previous prime is 85933. The next prime is 85991. The reversal of 85934 is 43958.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 85897 and 85906.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 85934.

It is not an unprimeable number, because it can be changed into a prime (85931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21482 + ... + 21485.

It is an arithmetic number, because the mean of its divisors is an integer number (32226).

2⁸⁵⁹³⁴ is an apocalyptic number.

85934 is a deficient number, since it is larger than the sum of its proper divisors (42970).

85934 is a wasteful number, since it uses less digits than its factorization.

85934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42969.

The product of its digits is 4320, while the sum is 29.

The square root of 85934 is about 293.1450153081. The cubic root of 85934 is about 44.1287550940.

Subtracting from 85934 its sum of digits (29), we obtain a triangular number (85905 = T₄₁₄).

The spelling of 85934 in words is "eighty-five thousand, nine hundred thirty-four".