8449841 has 2 divisors, whose sum is σ = 8449842. Its totient is φ = 8449840.

The previous prime is 8449829. The next prime is 8449853. The reversal of 8449841 is 1489448.

It is a balanced prime because it is at equal distance from previous prime (8449829) and next prime (8449853).

It can be written as a sum of positive squares in only one way, i.e., 8439025 + 10816 = 2905^2 + 104^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8449841 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 8449795 and 8449804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8449141) 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, 4224920 + 4224921.

It is an arithmetic number, because the mean of its divisors is an integer number (4224921).

Almost surely, 2^8449841 is an apocalyptic number.

It is an amenable number.

8449841 is a deficient number, since it is larger than the sum of its proper divisors (1).

8449841 is an equidigital number, since it uses as much as digits as its factorization.

8449841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 38.

The square root of 8449841 is about 2906.8610217897. The cubic root of 8449841 is about 203.6805280860.

The spelling of 8449841 in words is "eight million, four hundred forty-nine thousand, eight hundred forty-one".