852841 has 16 divisors (see below), whose sum is σ = 999936. Its totient is φ = 720000.

The previous prime is 852833. The next prime is 852847. The reversal of 852841 is 148258.

It is a 4-Lehmer number, since φ(852841) divides (852841-1)⁴.

It is a cyclic number.

It is a Carmichael number.

It is not a de Polignac number, because 852841 - 2³ = 852833 is a prime.

It is a deceptive number, since it divides R₈₅₂₈₄₀.

It is not an unprimeable number, because it can be changed into a prime (852847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13951 + ... + 14011.

It is an arithmetic number, because the mean of its divisors is an integer number (62496).

It is a Poulet number, since it divides 2⁸⁵²⁸⁴⁰-1.

2⁸⁵²⁸⁴¹ is an apocalyptic number.

It is an amenable number.

852841 is a deficient number, since it is larger than the sum of its proper divisors (147095).

852841 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (852840) it forms an eRAP, since the sums of their prime factors are consecutive (143 and 144).

852841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144.

The product of its digits is 2560, while the sum is 28.

The square root of 852841 is about 923.4939090216. The cubic root of 852841 is about 94.8322431820.

It can be divided in two parts, 85 and 2841, that added together give a triangular number (2926 = T₇₆).

The spelling of 852841 in words is "eight hundred fifty-two thousand, eight hundred forty-one".