6727849 has 2 divisors, whose sum is σ = 6727850. Its totient is φ = 6727848.

The previous prime is 6727817. The next prime is 6727867. The reversal of 6727849 is 9487276.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6594624 + 133225 = 2568^2 + 365^2 .

It is a cyclic number.

It is not a de Polignac number, because 6727849 - 2⁵ = 6727817 is a prime.

It is a d-powerful number, because it can be written as 6⁵ + 7⁷ + 2¹⁷ + 7⁸ + 8³ + 4³ + 9² .

It is not a weakly prime, because it can be changed into another prime (6727879) 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 as a sum of consecutive naturals, namely, 3363924 + 3363925.

It is an arithmetic number, because the mean of its divisors is an integer number (3363925).

Almost surely, 2^6727849 is an apocalyptic number.

It is an amenable number.

6727849 is a deficient number, since it is larger than the sum of its proper divisors (1).

6727849 is an equidigital number, since it uses as much as digits as its factorization.

6727849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 43.

The square root of 6727849 is about 2593.8097462998. The cubic root of 6727849 is about 188.7812012219.

The spelling of 6727849 in words is "six million, seven hundred twenty-seven thousand, eight hundred forty-nine".