852862489 has 2 divisors, whose sum is σ = 852862490. Its totient is φ = 852862488.

The previous prime is 852862429. The next prime is 852862501. The reversal of 852862489 is 984268258.

852862489 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., 671690889 + 181171600 = 25917^2 + 13460^2 .

It is a cyclic number.

It is not a de Polignac number, because 852862489 - 2¹⁵ = 852829721 is a prime.

It is not a weakly prime, because it can be changed into another prime (852862429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426431244 + 426431245.

It is an arithmetic number, because the mean of its divisors is an integer number (426431245).

Almost surely, 2^852862489 is an apocalyptic number.

It is an amenable number.

852862489 is a deficient number, since it is larger than the sum of its proper divisors (1).

852862489 is an equidigital number, since it uses as much as digits as its factorization.

852862489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2211840, while the sum is 52.

The square root of 852862489 is about 29203.8094946533. The cubic root of 852862489 is about 948.3303966999.

It can be divided in two parts, 8528 and 62489, that added together give a palindrome (71017).

The spelling of 852862489 in words is "eight hundred fifty-two million, eight hundred sixty-two thousand, four hundred eighty-nine".