85299 has 4 divisors (see below), whose sum is σ = 113736. Its totient is φ = 56864.

The previous prime is 85297. The next prime is 85303. The reversal of 85299 is 99258.

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

It is a cyclic number.

It is not a de Polignac number, because 85299 - 2¹ = 85297 is a prime.

It is a D-number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 85299.

It is not an unprimeable number, because it can be changed into a prime (85297) 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, 14214 + ... + 14219.

It is an arithmetic number, because the mean of its divisors is an integer number (28434).

2⁸⁵²⁹⁹ is an apocalyptic number.

85299 is a deficient number, since it is larger than the sum of its proper divisors (28437).

85299 is a wasteful number, since it uses less digits than its factorization.

85299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28436.

The product of its digits is 6480, while the sum is 33.

The square root of 85299 is about 292.0599253578. The cubic root of 85299 is about 44.0197913719.

It can be divided in two parts, 852 and 99, that multiplied together give a palindrome (84348).

The spelling of 85299 in words is "eighty-five thousand, two hundred ninety-nine".