6598959 has 4 divisors (see below), whose sum is σ = 8798616. Its totient is φ = 4399304.

The previous prime is 6598951. The next prime is 6598961. The reversal of 6598959 is 9598956.

6598959 is digitally balanced in base 4, 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 6598959 - 2³ = 6598951 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6598951) 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, 1099824 + ... + 1099829.

It is an arithmetic number, because the mean of its divisors is an integer number (2199654).

Almost surely, 2^6598959 is an apocalyptic number.

6598959 is a deficient number, since it is larger than the sum of its proper divisors (2199657).

6598959 is a wasteful number, since it uses less digits than its factorization.

6598959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199656.

The product of its digits is 874800, while the sum is 51.

The square root of 6598959 is about 2568.8439033931. The cubic root of 6598959 is about 187.5678829761.

It can be divided in two parts, 6598 and 959, that added together give a palindrome (7557).

The spelling of 6598959 in words is "six million, five hundred ninety-eight thousand, nine hundred fifty-nine".