6479109 has 48 divisors (see below), whose sum is σ = 11985792. Its totient is φ = 3405888.

The previous prime is 6479089. The next prime is 6479113. The reversal of 6479109 is 9019746.

6479109 is a `hidden beast` number, since 647 + 9 + 1 + 0 + 9 = 666.

It is not a de Polignac number, because 6479109 - 2¹⁷ = 6348037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6479119) 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 47 ways as a sum of consecutive naturals, for example, 21967 + ... + 22259.

It is an arithmetic number, because the mean of its divisors is an integer number (249704).

Almost surely, 2^6479109 is an apocalyptic number.

It is an amenable number.

6479109 is a deficient number, since it is larger than the sum of its proper divisors (5506683).

6479109 is a wasteful number, since it uses less digits than its factorization.

6479109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 6479109 is about 2545.4093973269. The cubic root of 6479109 is about 186.4254050762.

The spelling of 6479109 in words is "six million, four hundred seventy-nine thousand, one hundred nine".