6496665 has 24 divisors (see below), whose sum is σ = 12093120. Its totient is φ = 2969568.

The previous prime is 6496663. The next prime is 6496717. The reversal of 6496665 is 5666946.

It is not a de Polignac number, because 6496665 - 2¹ = 6496663 is a prime.

It is a super-2 number, since 2×6496665² = 84413312244450, which contains 22 as substring.

6496665 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6496661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3685 + ... + 5154.

It is an arithmetic number, because the mean of its divisors is an integer number (503880).

Almost surely, 2^6496665 is an apocalyptic number.

It is an amenable number.

6496665 is a deficient number, since it is larger than the sum of its proper divisors (5596455).

6496665 is a wasteful number, since it uses less digits than its factorization.

6496665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8861 (or 8854 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 6496665 is about 2548.8556255700. The cubic root of 6496665 is about 186.5936346249.

The spelling of 6496665 in words is "six million, four hundred ninety-six thousand, six hundred sixty-five".