6560609 has 4 divisors (see below), whose sum is σ = 7157040. Its totient is φ = 5964180.

The previous prime is 6560599. The next prime is 6560627. The reversal of 6560609 is 9060656.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6560609 - 2¹² = 6556513 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6560669) 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, 298199 + ... + 298220.

It is an arithmetic number, because the mean of its divisors is an integer number (1789260).

Almost surely, 2^6560609 is an apocalyptic number.

It is an amenable number.

6560609 is a deficient number, since it is larger than the sum of its proper divisors (596431).

6560609 is a wasteful number, since it uses less digits than its factorization.

6560609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596430.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 6560609 is about 2561.3685794903. The cubic root of 6560609 is about 187.2038251495.

The spelling of 6560609 in words is "six million, five hundred sixty thousand, six hundred nine".