852280889 has 2 divisors, whose sum is σ = 852280890. Its totient is φ = 852280888.

The previous prime is 852280831. The next prime is 852280991. The reversal of 852280889 is 988082258.

852280889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 554131600 + 298149289 = 23540^2 + 17267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852280889 is a prime.

It is not a weakly prime, because it can be changed into another prime (855280889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426140444 + 426140445.

It is an arithmetic number, because the mean of its divisors is an integer number (426140445).

Almost surely, 2^852280889 is an apocalyptic number.

It is an amenable number.

852280889 is a deficient number, since it is larger than the sum of its proper divisors (1).

852280889 is an equidigital number, since it uses as much as digits as its factorization.

852280889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 737280, while the sum is 50.

The square root of 852280889 is about 29193.8501914359. The cubic root of 852280889 is about 948.1147799240.

The spelling of 852280889 in words is "eight hundred fifty-two million, two hundred eighty thousand, eight hundred eighty-nine".