6598 has 4 divisors (see below), whose sum is σ = 9900.
Its totient is φ = 3298.
The previous prime is 6581. The next prime is 6599. The reversal of 6598 is 8956.
It is a semiprime because it is the product of two primes.
It is a plaindrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6599) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1648 + ... + 1651.
It is an arithmetic number, because the mean of its divisors is an integer number (2475).
6598 is a deficient number, since it is larger than the sum of its proper divisors (3302).
6598 is a wasteful number, since it uses less digits than its factorization.
6598 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3301.
The product of its digits is 2160, while the sum is 28.
The square root of 6598 is about 81.2280739646.
The cubic root of 6598 is about 18.7558796375.
The spelling of 6598 in words is "six thousand, five hundred ninety-eight".