849785933 has 2 divisors, whose sum is σ = 849785934. Its totient is φ = 849785932.

The previous prime is 849785917. The next prime is 849785939. The reversal of 849785933 is 339587948.

849785933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 692584489 + 157201444 = 26317^2 + 12538^2 .

It is a cyclic number.

It is not a de Polignac number, because 849785933 - 2⁴ = 849785917 is a prime.

It is a super-2 number, since 2×849785933² = 1444272263849360978, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (849785939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424892966 + 424892967.

It is an arithmetic number, because the mean of its divisors is an integer number (424892967).

Almost surely, 2^849785933 is an apocalyptic number.

It is an amenable number.

849785933 is a deficient number, since it is larger than the sum of its proper divisors (1).

849785933 is an equidigital number, since it uses as much as digits as its factorization.

849785933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 56.

The square root of 849785933 is about 29151.0880242916. The cubic root of 849785933 is about 947.1887093840.

The spelling of 849785933 in words is "eight hundred forty-nine million, seven hundred eighty-five thousand, nine hundred thirty-three".