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36589 = 75227

36589 has 4 divisors (see below), whose sum is σ = 41824. Its totient is φ = 31356.

The previous prime is 36587. The next prime is 36599. The reversal of 36589 is 98563.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36589 - 21 = 36587 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36583) 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, 2607 + ... + 2620.

It is an arithmetic number, because the mean of its divisors is an integer number (10456).

236589 is an apocalyptic number.

It is an amenable number.

36589 is a deficient number, since it is larger than the sum of its proper divisors (5235).

36589 is an equidigital number, since it uses as much as digits as its factorization.

36589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5234.

The product of its digits is 6480, while the sum is 31.

The square root of 36589 is about 191.2825135761. The cubic root of 36589 is about 33.1983765597.

It can be divided in two parts, 365 and 89, that added together give a palindrome (454).

The spelling of 36589 in words is "thirty-six thousand, five hundred eighty-nine".

Divisors: 1 7 5227 36589