86459 has 4 divisors (see below), whose sum is σ = 89280. Its totient is φ = 83640.

The previous prime is 86453. The next prime is 86461. The reversal of 86459 is 95468.

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-86459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86453) 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, 1364 + ... + 1425.

It is an arithmetic number, because the mean of its divisors is an integer number (22320).

2⁸⁶⁴⁵⁹ is an apocalyptic number.

86459 is a deficient number, since it is larger than the sum of its proper divisors (2821).

86459 is a wasteful number, since it uses less digits than its factorization.

86459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2820.

The product of its digits is 8640, while the sum is 32.

The square root of 86459 is about 294.0391130445. The cubic root of 86459 is about 44.2184385578.

Subtracting 86459 from its reverse (95468), we obtain a palindrome (9009).

It can be divided in two parts, 86 and 459, that added together give a palindrome (545).

The spelling of 86459 in words is "eighty-six thousand, four hundred fifty-nine".