858252882 has 16 divisors (see below), whose sum is σ = 1718066880. Its totient is φ = 285824112.

The previous prime is 858252869. The next prime is 858252907. The reversal of 858252882 is 288252858.

It is a super-2 number, since 2×858252882² = 1473196018922611848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57838 + ... + 71145.

It is an arithmetic number, because the mean of its divisors is an integer number (107379180).

Almost surely, 2^858252882 is an apocalyptic number.

858252882 is an abundant number, since it is smaller than the sum of its proper divisors (859813998).

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

858252882 is a wasteful number, since it uses less digits than its factorization.

858252882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130097.

The product of its digits is 819200, while the sum is 48.

The square root of 858252882 is about 29295.9533383025. The cubic root of 858252882 is about 950.3241302101.

The spelling of 858252882 in words is "eight hundred fifty-eight million, two hundred fifty-two thousand, eight hundred eighty-two".