8395649 has 2 divisors, whose sum is σ = 8395650. Its totient is φ = 8395648.

The previous prime is 8395643. The next prime is 8395669. The reversal of 8395649 is 9465938.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4906225 + 3489424 = 2215^2 + 1868^2 .

It is a cyclic number.

It is not a de Polignac number, because 8395649 - 2¹² = 8391553 is a prime.

It is a super-3 number, since 3×8395649³ (a number of 22 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (8395643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4197824 + 4197825.

It is an arithmetic number, because the mean of its divisors is an integer number (4197825).

Almost surely, 2^8395649 is an apocalyptic number.

It is an amenable number.

8395649 is a deficient number, since it is larger than the sum of its proper divisors (1).

8395649 is an equidigital number, since it uses as much as digits as its factorization.

8395649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 44.

The square root of 8395649 is about 2897.5246331999. The cubic root of 8395649 is about 203.2441673604.

The spelling of 8395649 in words is "eight million, three hundred ninety-five thousand, six hundred forty-nine".