885839 has 2 divisors, whose sum is σ = 885840. Its totient is φ = 885838.

The previous prime is 885823. The next prime is 885869. The reversal of 885839 is 938588.

885839 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 is a cyclic number.

It is not a de Polignac number, because 885839 - 2⁴ = 885823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 885796 and 885805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (885869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442919 + 442920.

It is an arithmetic number, because the mean of its divisors is an integer number (442920).

2⁸⁸⁵⁸³⁹ is an apocalyptic number.

885839 is a deficient number, since it is larger than the sum of its proper divisors (1).

885839 is an equidigital number, since it uses as much as digits as its factorization.

885839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 41.

The square root of 885839 is about 941.1902039439. The cubic root of 885839 is about 96.0398778193.

The spelling of 885839 in words is "eight hundred eighty-five thousand, eight hundred thirty-nine".