6493747 has 4 divisors (see below), whose sum is σ = 6993280. Its totient is φ = 5994216.

The previous prime is 6493741. The next prime is 6493769. The reversal of 6493747 is 7473946.

6493747 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6493747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6493741) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 249747 + ... + 249772.

It is an arithmetic number, because the mean of its divisors is an integer number (1748320).

Almost surely, 2^6493747 is an apocalyptic number.

6493747 is a deficient number, since it is larger than the sum of its proper divisors (499533).

6493747 is a wasteful number, since it uses less digits than its factorization.

6493747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499532.

The product of its digits is 127008, while the sum is 40.

The square root of 6493747 is about 2548.2831475329. The cubic root of 6493747 is about 186.5656940449.

The spelling of 6493747 in words is "six million, four hundred ninety-three thousand, seven hundred forty-seven".