6495684 has 36 divisors (see below), whose sum is σ = 16417296. Its totient is φ = 1998048.

The previous prime is 6495679. The next prime is 6495721. The reversal of 6495684 is 4865946.

It is a d-powerful number, because it can be written as 6 + 4³ + 9⁷ + 5 + 6⁸ + 8⁵ + 4⁴ .

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 11 ways as a sum of consecutive naturals, for example, 427 + ... + 3629.

It is an arithmetic number, because the mean of its divisors is an integer number (456036).

Almost surely, 2^6495684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6495684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8208648).

6495684 is an abundant number, since it is smaller than the sum of its proper divisors (9921612).

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

6495684 is a wasteful number, since it uses less digits than its factorization.

6495684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3236 (or 3221 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 6495684 is about 2548.6631790019. The cubic root of 6495684 is about 186.5842422382.

The spelling of 6495684 in words is "six million, four hundred ninety-five thousand, six hundred eighty-four".