858358345 has 32 divisors (see below), whose sum is σ = 1170449280. Its totient is φ = 599063040.

The previous prime is 858358331. The next prime is 858358351. The reversal of 858358345 is 543853858.

It is a happy number.

It is not a de Polignac number, because 858358345 - 2⁹ = 858357833 is a prime.

It is a super-3 number, since 3×858358345³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001157 + ... + 1002013.

It is an arithmetic number, because the mean of its divisors is an integer number (36576540).

Almost surely, 2^858358345 is an apocalyptic number.

It is an amenable number.

858358345 is a deficient number, since it is larger than the sum of its proper divisors (312090935).

858358345 is a wasteful number, since it uses less digits than its factorization.

858358345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705.

The product of its digits is 2304000, while the sum is 49.

The square root of 858358345 is about 29297.7532415030. The cubic root of 858358345 is about 950.3630542191.

The spelling of 858358345 in words is "eight hundred fifty-eight million, three hundred fifty-eight thousand, three hundred forty-five".