857680112 has 20 divisors (see below), whose sum is σ = 1669018920. Its totient is φ = 426965568.

The previous prime is 857680093. The next prime is 857680127. The reversal of 857680112 is 211086758.

857680112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 113378 + ... + 120705.

It is an arithmetic number, because the mean of its divisors is an integer number (83450946).

Almost surely, 2^857680112 is an apocalyptic number.

It is an amenable number.

857680112 is a deficient number, since it is larger than the sum of its proper divisors (811338808).

857680112 is a wasteful number, since it uses less digits than its factorization.

857680112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234320 (or 234314 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 38.

The square root of 857680112 is about 29286.1761245814. The cubic root of 857680112 is about 950.1126780476.

It can be divided in two parts, 8576 and 80112, that added together give a palindrome (88688).

The spelling of 857680112 in words is "eight hundred fifty-seven million, six hundred eighty thousand, one hundred twelve".