586987 has 4 divisors (see below), whose sum is σ = 595816. Its totient is φ = 578160.

The previous prime is 586981. The next prime is 587017. The reversal of 586987 is 789685.

It is a happy number.

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 586987 - 2³ = 586979 is a prime.

It is an Ulam number.

It is a pancake number, because a pancake can be divided into 586987 parts by 1083 straight cuts.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (586981) 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, 4314 + ... + 4447.

It is an arithmetic number, because the mean of its divisors is an integer number (148954).

2⁵⁸⁶⁹⁸⁷ is an apocalyptic number.

586987 is a deficient number, since it is larger than the sum of its proper divisors (8829).

586987 is an equidigital number, since it uses as much as digits as its factorization.

586987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8828.

The product of its digits is 120960, while the sum is 43.

The square root of 586987 is about 766.1507684523. The cubic root of 586987 is about 83.7290494859.

The spelling of 586987 in words is "five hundred eighty-six thousand, nine hundred eighty-seven".