6559459 has 4 divisors (see below), whose sum is σ = 6565104. Its totient is φ = 6553816.

The previous prime is 6559457. The next prime is 6559489. The reversal of 6559459 is 9549556.

6559459 is digitally balanced in base 3, 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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6559459 - 2¹ = 6559457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6559451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367 + ... + 3640.

It is an arithmetic number, because the mean of its divisors is an integer number (1641276).

Almost surely, 2^6559459 is an apocalyptic number.

6559459 is a deficient number, since it is larger than the sum of its proper divisors (5645).

6559459 is a wasteful number, since it uses less digits than its factorization.

6559459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5644.

The product of its digits is 243000, while the sum is 43.

The square root of 6559459 is about 2561.1440802891. The cubic root of 6559459 is about 187.1928862779.

The spelling of 6559459 in words is "six million, five hundred fifty-nine thousand, four hundred fifty-nine".