9850649 has 2 divisors, whose sum is σ = 9850650. Its totient is φ = 9850648.

The previous prime is 9850637. The next prime is 9850661. The reversal of 9850649 is 9460589.

9850649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (9850637) and next prime (9850661).

It can be written as a sum of positive squares in only one way, i.e., 6538249 + 3312400 = 2557^2 + 1820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9850649 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9850669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4925324 + 4925325.

It is an arithmetic number, because the mean of its divisors is an integer number (4925325).

Almost surely, 2^9850649 is an apocalyptic number.

It is an amenable number.

9850649 is a deficient number, since it is larger than the sum of its proper divisors (1).

9850649 is an equidigital number, since it uses as much as digits as its factorization.

9850649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 9850649 is about 3138.5743578893. The cubic root of 9850649 is about 214.3655280886.

The spelling of 9850649 in words is "nine million, eight hundred fifty thousand, six hundred forty-nine".