6536648 has 8 divisors (see below), whose sum is σ = 12256230. Its totient is φ = 3268320.

The previous prime is 6536633. The next prime is 6536659. The reversal of 6536648 is 8466356.

It can be written as a sum of positive squares in only one way, i.e., 4571044 + 1965604 = 2138^2 + 1402^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 408533 + ... + 408548.

Almost surely, 2^6536648 is an apocalyptic number.

It is an amenable number.

6536648 is a deficient number, since it is larger than the sum of its proper divisors (5719582).

6536648 is a wasteful number, since it uses less digits than its factorization.

6536648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817087 (or 817083 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 6536648 is about 2556.6869186508. The cubic root of 6536648 is about 186.9756419225.

The spelling of 6536648 in words is "six million, five hundred thirty-six thousand, six hundred forty-eight".