942859 has 2 divisors, whose sum is σ = 942860. Its totient is φ = 942858.

The previous prime is 942857. The next prime is 942869. The reversal of 942859 is 958249.

942859 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 942859 - 2¹ = 942857 is a prime.

Together with 942857, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (942853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471429 + 471430.

It is an arithmetic number, because the mean of its divisors is an integer number (471430).

2⁹⁴²⁸⁵⁹ is an apocalyptic number.

942859 is a deficient number, since it is larger than the sum of its proper divisors (1).

942859 is an equidigital number, since it uses as much as digits as its factorization.

942859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 942859 is about 971.0092687508. The cubic root of 942859 is about 98.0578237121.

The spelling of 942859 in words is "nine hundred forty-two thousand, eight hundred fifty-nine".