858002 has 16 divisors (see below), whose sum is σ = 1379040. Its totient is φ = 399168.

The previous prime is 858001. The next prime is 858029. The reversal of 858002 is 200858.

858002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (858001) 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, 2378 + ... + 2714.

It is an arithmetic number, because the mean of its divisors is an integer number (86190).

2⁸⁵⁸⁰⁰² is an apocalyptic number.

858002 is a deficient number, since it is larger than the sum of its proper divisors (521038).

858002 is a wasteful number, since it uses less digits than its factorization.

858002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 858002 is about 926.2839737359. The cubic root of 858002 is about 95.0231522519.

The spelling of 858002 in words is "eight hundred fifty-eight thousand, two".