587663 has 4 divisors (see below), whose sum is σ = 589248. Its totient is φ = 586080.

The previous prime is 587659. The next prime is 587669. The reversal of 587663 is 366785.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 587663 - 2² = 587659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (587669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98 + ... + 1088.

It is an arithmetic number, because the mean of its divisors is an integer number (147312).

2⁵⁸⁷⁶⁶³ is an apocalyptic number.

587663 is a deficient number, since it is larger than the sum of its proper divisors (1585).

587663 is an equidigital number, since it uses as much as digits as its factorization.

587663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584.

The product of its digits is 30240, while the sum is 35.

The square root of 587663 is about 766.5918079395. The cubic root of 587663 is about 83.7611791716.

The spelling of 587663 in words is "five hundred eighty-seven thousand, six hundred sixty-three".