6631684 has 24 divisors (see below), whose sum is σ = 12398400. Its totient is φ = 3094560.

The previous prime is 6631679. The next prime is 6631693. The reversal of 6631684 is 4861366.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4782 + ... + 6010.

It is an arithmetic number, because the mean of its divisors is an integer number (516600).

Almost surely, 2^6631684 is an apocalyptic number.

It is an amenable number.

6631684 is a deficient number, since it is larger than the sum of its proper divisors (5766716).

6631684 is a wasteful number, since it uses less digits than its factorization.

6631684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323 (or 1321 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 6631684 is about 2575.2056228581. The cubic root of 6631684 is about 187.8774287807.

The spelling of 6631684 in words is "six million, six hundred thirty-one thousand, six hundred eighty-four".