8409941 has 2 divisors, whose sum is σ = 8409942. Its totient is φ = 8409940.

The previous prime is 8409931. The next prime is 8410001. The reversal of 8409941 is 1499048.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4289041 + 4120900 = 2071^2 + 2030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8409941 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8409931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4204970 + 4204971.

It is an arithmetic number, because the mean of its divisors is an integer number (4204971).

Almost surely, 2^8409941 is an apocalyptic number.

It is an amenable number.

8409941 is a deficient number, since it is larger than the sum of its proper divisors (1).

8409941 is an equidigital number, since it uses as much as digits as its factorization.

8409941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 8409941 is about 2899.9898275684. The cubic root of 8409941 is about 203.3594301958.

The spelling of 8409941 in words is "eight million, four hundred nine thousand, nine hundred forty-one".