6631366 has 24 divisors (see below), whose sum is σ = 11671776. Its totient is φ = 2817360.

The previous prime is 6631333. The next prime is 6631367.

6631366 is nontrivially palindromic in base 10.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631367) 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 11 ways as a sum of consecutive naturals, for example, 15171 + ... + 15601.

It is an arithmetic number, because the mean of its divisors is an integer number (486324).

Almost surely, 2^6631366 is an apocalyptic number.

6631366 is a deficient number, since it is larger than the sum of its proper divisors (5040410).

6631366 is a wasteful number, since it uses less digits than its factorization.

6631366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604 (or 597 counting only the distinct ones).

The product of its digits is 11664, while the sum is 31.

The square root of 6631366 is about 2575.1438794755. The cubic root of 6631366 is about 187.8744257236.

The spelling of 6631366 in words is "six million, six hundred thirty-one thousand, three hundred sixty-six".