8396849 has 2 divisors, whose sum is σ = 8396850. Its totient is φ = 8396848.

The previous prime is 8396819. The next prime is 8396873. The reversal of 8396849 is 9486938.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7507600 + 889249 = 2740^2 + 943^2 .

It is a cyclic number.

It is not a de Polignac number, because 8396849 - 2¹² = 8392753 is a prime.

It is not a weakly prime, because it can be changed into another prime (8396809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4198424 + 4198425.

It is an arithmetic number, because the mean of its divisors is an integer number (4198425).

Almost surely, 2^8396849 is an apocalyptic number.

It is an amenable number.

8396849 is a deficient number, since it is larger than the sum of its proper divisors (1).

8396849 is an equidigital number, since it uses as much as digits as its factorization.

8396849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 47.

The square root of 8396849 is about 2897.7316991054. The cubic root of 8396849 is about 203.2538502085.

The spelling of 8396849 in words is "eight million, three hundred ninety-six thousand, eight hundred forty-nine".