6604743 has 4 divisors (see below), whose sum is σ = 8806328. Its totient is φ = 4403160.

The previous prime is 6604733. The next prime is 6604751. The reversal of 6604743 is 3474066.

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

It is not a de Polignac number, because 6604743 - 2⁴ = 6604727 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6604743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6604733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100788 + ... + 1100793.

It is an arithmetic number, because the mean of its divisors is an integer number (2201582).

Almost surely, 2^6604743 is an apocalyptic number.

6604743 is a deficient number, since it is larger than the sum of its proper divisors (2201585).

6604743 is a wasteful number, since it uses less digits than its factorization.

6604743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201584.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 6604743 is about 2569.9694550714. The cubic root of 6604743 is about 187.6226681737.

The spelling of 6604743 in words is "six million, six hundred four thousand, seven hundred forty-three".