597859 has 2 divisors, whose sum is σ = 597860. Its totient is φ = 597858.

The previous prime is 597853. The next prime is 597869. The reversal of 597859 is 958795.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 597859 - 2⁵ = 597827 is a prime.

It is not a weakly prime, because it can be changed into another prime (597853) 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, 298929 + 298930.

It is an arithmetic number, because the mean of its divisors is an integer number (298930).

597859 is a Friedman number, since it can be written as (9^7-5*5)/8-9, using all its digits and the basic arithmetic operations.

2⁵⁹⁷⁸⁵⁹ is an apocalyptic number.

597859 is a deficient number, since it is larger than the sum of its proper divisors (1).

597859 is an equidigital number, since it uses as much as digits as its factorization.

597859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 43.

The square root of 597859 is about 773.2134246119. The cubic root of 597859 is about 84.2428253363.

The spelling of 597859 in words is "five hundred ninety-seven thousand, eight hundred fifty-nine".