53587 has 4 divisors (see below), whose sum is σ = 54936. Its totient is φ = 52240.

The previous prime is 53569. The next prime is 53591. The reversal of 53587 is 78535.

53587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53587 - 2¹¹ = 51539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53507) 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, 613 + ... + 694.

It is an arithmetic number, because the mean of its divisors is an integer number (13734).

2⁵³⁵⁸⁷ is an apocalyptic number.

53587 is a deficient number, since it is larger than the sum of its proper divisors (1349).

53587 is a wasteful number, since it uses less digits than its factorization.

53587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348.

The product of its digits is 4200, while the sum is 28.

The square root of 53587 is about 231.4886606294. The cubic root of 53587 is about 37.7010241591.

The spelling of 53587 in words is "fifty-three thousand, five hundred eighty-seven".