593989 has 6 divisors (see below), whose sum is σ = 653030. Its totient is φ = 539880.

The previous prime is 593987. The next prime is 593993. The reversal of 593989 is 989395.

It can be written as a sum of positive squares in only one way, i.e., 592900 + 1089 = 770^2 + 33^2 .

It is not a de Polignac number, because 593989 - 2¹ = 593987 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (593987) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2334 + ... + 2575.

2⁵⁹³⁹⁸⁹ is an apocalyptic number.

It is an amenable number.

593989 is a deficient number, since it is larger than the sum of its proper divisors (59041).

593989 is a wasteful number, since it uses less digits than its factorization.

593989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4931 (or 4920 counting only the distinct ones).

The product of its digits is 87480, while the sum is 43.

The square root of 593989 is about 770.7068184465. The cubic root of 593989 is about 84.0606610203.

The spelling of 593989 in words is "five hundred ninety-three thousand, nine hundred eighty-nine".