856102828 has 24 divisors (see below), whose sum is σ = 1735664672. Its totient is φ = 361874304.

The previous prime is 856102811. The next prime is 856102829. The reversal of 856102828 is 828201658.

It is a happy number.

856102828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (856102829) 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, 207375 + ... + 211462.

Almost surely, 2^856102828 is an apocalyptic number.

It is an amenable number.

856102828 is an abundant number, since it is smaller than the sum of its proper divisors (879561844).

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

856102828 is a wasteful number, since it uses less digits than its factorization.

856102828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418921 (or 418919 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 40.

The square root of 856102828 is about 29259.2349182271. The cubic root of 856102828 is about 949.5298977895.

It can be divided in two parts, 856 and 102828, that added together give a square (103684 = 322²).

The spelling of 856102828 in words is "eight hundred fifty-six million, one hundred two thousand, eight hundred twenty-eight".