6559479 has 6 divisors (see below), whose sum is σ = 9474816. Its totient is φ = 4372980.

The previous prime is 6559457. The next prime is 6559489. The reversal of 6559479 is 9749556.

It is a happy number.

It is not a de Polignac number, because 6559479 - 2⁵ = 6559447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6559409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364407 + ... + 364424.

It is an arithmetic number, because the mean of its divisors is an integer number (1579136).

Almost surely, 2^6559479 is an apocalyptic number.

6559479 is a deficient number, since it is larger than the sum of its proper divisors (2915337).

6559479 is a wasteful number, since it uses less digits than its factorization.

6559479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728837 (or 728834 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 6559479 is about 2561.1479847912. The cubic root of 6559479 is about 187.1930765300.

The spelling of 6559479 in words is "six million, five hundred fifty-nine thousand, four hundred seventy-nine".