6631497 has 16 divisors (see below), whose sum is σ = 9952000. Its totient is φ = 4363632.

The previous prime is 6631483. The next prime is 6631501. The reversal of 6631497 is 7941366.

It is not a de Polignac number, because 6631497 - 2⁷ = 6631369 is a prime.

It is a super-2 number, since 2×6631497² = 87953504922018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6631447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579 + ... + 3687.

It is an arithmetic number, because the mean of its divisors is an integer number (622000).

Almost surely, 2^6631497 is an apocalyptic number.

It is an amenable number.

6631497 is a deficient number, since it is larger than the sum of its proper divisors (3320503).

6631497 is a wasteful number, since it uses less digits than its factorization.

6631497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197 (or 3191 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 6631497 is about 2575.1693148218. The cubic root of 6631497 is about 187.8756628436.

The spelling of 6631497 in words is "six million, six hundred thirty-one thousand, four hundred ninety-seven".