852889 has 2 divisors, whose sum is σ = 852890. Its totient is φ = 852888.

The previous prime is 852881. The next prime is 852893. The reversal of 852889 is 988258.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 627264 + 225625 = 792^2 + 475^2 .

It is a cyclic number.

It is not a de Polignac number, because 852889 - 2³ = 852881 is a prime.

It is not a weakly prime, because it can be changed into another prime (852881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426444 + 426445.

It is an arithmetic number, because the mean of its divisors is an integer number (426445).

2⁸⁵²⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

852889 is a deficient number, since it is larger than the sum of its proper divisors (1).

852889 is an equidigital number, since it uses as much as digits as its factorization.

852889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 40.

The square root of 852889 is about 923.5198969161. The cubic root of 852889 is about 94.8340222796.

The spelling of 852889 in words is "eight hundred fifty-two thousand, eight hundred eighty-nine".