859854 has 16 divisors (see below), whose sum is σ = 1733760. Its totient is φ = 284280.

The previous prime is 859853. The next prime is 859861. The reversal of 859854 is 458958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319 + ... + 1349.

It is an arithmetic number, because the mean of its divisors is an integer number (108360).

2⁸⁵⁹⁸⁵⁴ is an apocalyptic number.

859854 is an abundant number, since it is smaller than the sum of its proper divisors (873906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

859854 is a wasteful number, since it uses less digits than its factorization.

859854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175.

The product of its digits is 57600, while the sum is 39.

The square root of 859854 is about 927.2831282839. The cubic root of 859854 is about 95.0914723761.

The spelling of 859854 in words is "eight hundred fifty-nine thousand, eight hundred fifty-four".