6493684 has 6 divisors (see below), whose sum is σ = 11363954. Its totient is φ = 3246840.

The previous prime is 6493681. The next prime is 6493699. The reversal of 6493684 is 4863946.

It can be written as a sum of positive squares in only one way, i.e., 5808100 + 685584 = 2410^2 + 828^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6493681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811707 + ... + 811714.

Almost surely, 2^6493684 is an apocalyptic number.

It is an amenable number.

6493684 is a deficient number, since it is larger than the sum of its proper divisors (4870270).

6493684 is a wasteful number, since it uses less digits than its factorization.

6493684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623425 (or 1623423 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 6493684 is about 2548.2707862392. The cubic root of 6493684 is about 186.5650907118.

The spelling of 6493684 in words is "six million, four hundred ninety-three thousand, six hundred eighty-four".