6595 has 4 divisors (see below), whose sum is σ = 7920. Its totient is φ = 5272.

The previous prime is 6581. The next prime is 6599. The reversal of 6595 is 5956.

It is a happy number.

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 6595 - 2⁵ = 6563 is a prime.

It is a zygodrome in base 2.

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 in 3 ways as a sum of consecutive naturals, for example, 655 + ... + 664.

It is an arithmetic number, because the mean of its divisors is an integer number (1980).

2⁶⁵⁹⁵ is an apocalyptic number.

6595 is a deficient number, since it is larger than the sum of its proper divisors (1325).

6595 is a wasteful number, since it uses less digits than its factorization.

6595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324.

The product of its digits is 1350, while the sum is 25.

The square root of 6595 is about 81.2096053432. The cubic root of 6595 is about 18.7530365452.

It can be divided in two parts, 6 and 595, that multiplied together give a triangular number (3570 = T₈₄).

The spelling of 6595 in words is "six thousand, five hundred ninety-five".