858641034 has 8 divisors (see below), whose sum is σ = 1717282080. Its totient is φ = 286213676.

The previous prime is 858641023. The next prime is 858641041. The reversal of 858641034 is 430146858.

858641034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

858641034 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 858640983 and 858641001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71553414 + ... + 71553425.

It is an arithmetic number, because the mean of its divisors is an integer number (214660260).

Almost surely, 2^858641034 is an apocalyptic number.

858641034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

858641034 is a wasteful number, since it uses less digits than its factorization.

858641034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143106844.

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 858641034 is about 29302.5772586645. The cubic root of 858641034 is about 950.4673726139.

The spelling of 858641034 in words is "eight hundred fifty-eight million, six hundred forty-one thousand, thirty-four".