85834459 has 4 divisors (see below), whose sum is σ = 89566416. Its totient is φ = 82102504.

The previous prime is 85834447. The next prime is 85834481. The reversal of 85834459 is 95443858.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85834459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85834409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1865944 + ... + 1865989.

It is an arithmetic number, because the mean of its divisors is an integer number (22391604).

Almost surely, 2^85834459 is an apocalyptic number.

85834459 is a deficient number, since it is larger than the sum of its proper divisors (3731957).

85834459 is a wasteful number, since it uses less digits than its factorization.

85834459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3731956.

The product of its digits is 691200, while the sum is 46.

The square root of 85834459 is about 9264.6888237004. The cubic root of 85834459 is about 441.1170977415.

The spelling of 85834459 in words is "eighty-five million, eight hundred thirty-four thousand, four hundred fifty-nine".