6730549 has 4 divisors (see below), whose sum is σ = 7692064. Its totient is φ = 5769036.

The previous prime is 6730547. The next prime is 6730561. The reversal of 6730549 is 9450376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6730549 - 2¹ = 6730547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6730547) 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, 480747 + ... + 480760.

It is an arithmetic number, because the mean of its divisors is an integer number (1923016).

Almost surely, 2^6730549 is an apocalyptic number.

It is an amenable number.

6730549 is a deficient number, since it is larger than the sum of its proper divisors (961515).

6730549 is an equidigital number, since it uses as much as digits as its factorization.

6730549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961514.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 6730549 is about 2594.3301640308. The cubic root of 6730549 is about 188.8064515445.

The spelling of 6730549 in words is "six million, seven hundred thirty thousand, five hundred forty-nine".