852847 has 2 divisors, whose sum is σ = 852848. Its totient is φ = 852846.

The previous prime is 852833. The next prime is 852851. The reversal of 852847 is 748258.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (852827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426423 + 426424.

It is an arithmetic number, because the mean of its divisors is an integer number (426424).

2⁸⁵²⁸⁴⁷ is an apocalyptic number.

852847 is a deficient number, since it is larger than the sum of its proper divisors (1).

852847 is an equidigital number, since it uses as much as digits as its factorization.

852847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17920, while the sum is 34.

The square root of 852847 is about 923.4971575484. The cubic root of 852847 is about 94.8324655728.

The spelling of 852847 in words is "eight hundred fifty-two thousand, eight hundred forty-seven".