85339 has 4 divisors (see below), whose sum is σ = 86800. Its totient is φ = 83880.

The previous prime is 85333. The next prime is 85361. The reversal of 85339 is 93358.

85339 = 3² + 4² + ... + 63².

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93358 = 2 ⋅46679.

It is a cyclic number.

It is not a de Polignac number, because 85339 - 2³ = 85331 is a prime.

It is a Duffinian number.

85339 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (85331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639 + ... + 760.

It is an arithmetic number, because the mean of its divisors is an integer number (21700).

2⁸⁵³³⁹ is an apocalyptic number.

85339 is a deficient number, since it is larger than the sum of its proper divisors (1461).

85339 is a wasteful number, since it uses less digits than its factorization.

85339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460.

The product of its digits is 3240, while the sum is 28.

The square root of 85339 is about 292.1283964287. The cubic root of 85339 is about 44.0266711575.

It can be divided in two parts, 85 and 339, that added together give a palindrome (424).

The spelling of 85339 in words is "eighty-five thousand, three hundred thirty-nine".