6704729 has 2 divisors, whose sum is σ = 6704730. Its totient is φ = 6704728.

The previous prime is 6704717. The next prime is 6704741. The reversal of 6704729 is 9274076.

It is a balanced prime because it is at equal distance from previous prime (6704717) and next prime (6704741).

It can be written as a sum of positive squares in only one way, i.e., 5053504 + 1651225 = 2248^2 + 1285^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6704729 is a prime.

It is not a weakly prime, because it can be changed into another prime (6704759) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3352364 + 3352365.

It is an arithmetic number, because the mean of its divisors is an integer number (3352365).

Almost surely, 2^6704729 is an apocalyptic number.

It is an amenable number.

6704729 is a deficient number, since it is larger than the sum of its proper divisors (1).

6704729 is an equidigital number, since it uses as much as digits as its factorization.

6704729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 6704729 is about 2589.3491460211. The cubic root of 6704729 is about 188.5647065414.

It can be divided in two parts, 67047 and 29, that added together give a palindrome (67076).

The spelling of 6704729 in words is "six million, seven hundred four thousand, seven hundred twenty-nine".