6632664 has 32 divisors (see below), whose sum is σ = 16969920. Its totient is φ = 2159136.

The previous prime is 6632651. The next prime is 6632683. The reversal of 6632664 is 4662366.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2182 + ... + 4245.

It is an arithmetic number, because the mean of its divisors is an integer number (530310).

Almost surely, 2^6632664 is an apocalyptic number.

It is an amenable number.

6632664 is an abundant number, since it is smaller than the sum of its proper divisors (10337256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6632664 is a wasteful number, since it uses less digits than its factorization.

6632664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6479 (or 6475 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 6632664 is about 2575.3958918970. The cubic root of 6632664 is about 187.8866828812.

The spelling of 6632664 in words is "six million, six hundred thirty-two thousand, six hundred sixty-four".