858870768 has 40 divisors (see below), whose sum is σ = 2535714688. Its totient is φ = 245391552.

The previous prime is 858870763. The next prime is 858870773. The reversal of 858870768 is 867078858.

858870768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (858870763) and next prime (858870773).

It is a super-2 number, since 2×858870768² = 1475317992249819648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (858870763) 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, 1277746 + ... + 1278417.

Almost surely, 2^858870768 is an apocalyptic number.

It is an amenable number.

858870768 is an abundant number, since it is smaller than the sum of its proper divisors (1676843920).

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

858870768 is a wasteful number, since it uses less digits than its factorization.

858870768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556181 (or 2556175 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 57.

The square root of 858870768 is about 29306.4970271099. The cubic root of 858870768 is about 950.5521325976.

The spelling of 858870768 in words is "eight hundred fifty-eight million, eight hundred seventy thousand, seven hundred sixty-eight".