41728289 has 2 divisors, whose sum is σ = 41728290. Its totient is φ = 41728288.

The previous prime is 41728277. The next prime is 41728321. The reversal of 41728289 is 98282714.

41728289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22657600 + 19070689 = 4760^2 + 4367^2 .

It is a cyclic number.

It is not a de Polignac number, because 41728289 - 2²⁰ = 40679713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41728259) 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 as a sum of consecutive naturals, namely, 20864144 + 20864145.

It is an arithmetic number, because the mean of its divisors is an integer number (20864145).

Almost surely, 2^41728289 is an apocalyptic number.

It is an amenable number.

41728289 is a deficient number, since it is larger than the sum of its proper divisors (1).

41728289 is an equidigital number, since it uses as much as digits as its factorization.

41728289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 41.

The square root of 41728289 is about 6459.7437255668. The cubic root of 41728289 is about 346.8514591497.

The spelling of 41728289 in words is "forty-one million, seven hundred twenty-eight thousand, two hundred eighty-nine".