857700868 has 24 divisors (see below), whose sum is σ = 1554033600. Its totient is φ = 413716128.

The previous prime is 857700841. The next prime is 857700887. The reversal of 857700868 is 868007758.

857700868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 185521 + ... + 190087.

It is an arithmetic number, because the mean of its divisors is an integer number (64751400).

Almost surely, 2^857700868 is an apocalyptic number.

It is an amenable number.

857700868 is a deficient number, since it is larger than the sum of its proper divisors (696332732).

857700868 is a wasteful number, since it uses less digits than its factorization.

857700868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6219 (or 6217 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 49.

The square root of 857700868 is about 29286.5304875808. The cubic root of 857700868 is about 950.1203422803.

The spelling of 857700868 in words is "eight hundred fifty-seven million, seven hundred thousand, eight hundred sixty-eight".