6579646 has 16 divisors (see below), whose sum is σ = 10497600. Its totient is φ = 3082240.

The previous prime is 6579637. The next prime is 6579647. The reversal of 6579646 is 6469756.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6579647) 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 7 ways as a sum of consecutive naturals, for example, 14430 + ... + 14878.

It is an arithmetic number, because the mean of its divisors is an integer number (656100).

Almost surely, 2^6579646 is an apocalyptic number.

6579646 is a deficient number, since it is larger than the sum of its proper divisors (3917954).

6579646 is a wasteful number, since it uses less digits than its factorization.

6579646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899.

The product of its digits is 272160, while the sum is 43.

The square root of 6579646 is about 2565.0820649640. The cubic root of 6579646 is about 187.3847208420.

It can be divided in two parts, 6579 and 646, that added together give a square (7225 = 85²).

The spelling of 6579646 in words is "six million, five hundred seventy-nine thousand, six hundred forty-six".