6385564 has 12 divisors (see below), whose sum is σ = 11194344. Its totient is φ = 3187184.

The previous prime is 6385553. The next prime is 6385567. The reversal of 6385564 is 4655836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6385567) 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 3 ways as a sum of consecutive naturals, for example, 2187 + ... + 4189.

It is an arithmetic number, because the mean of its divisors is an integer number (932862).

Almost surely, 2^6385564 is an apocalyptic number.

It is an amenable number.

6385564 is a deficient number, since it is larger than the sum of its proper divisors (4808780).

6385564 is a wasteful number, since it uses less digits than its factorization.

6385564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804 (or 2802 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 6385564 is about 2526.9673523811. The cubic root of 6385564 is about 185.5238524700.

The spelling of 6385564 in words is "six million, three hundred eighty-five thousand, five hundred sixty-four".