825834856 has 64 divisors (see below), whose sum is σ = 1997136000. Its totient is φ = 310652160.

The previous prime is 825834839. The next prime is 825834901. The reversal of 825834856 is 658438528.

825834856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5251 + ... + 40978.

It is an arithmetic number, because the mean of its divisors is an integer number (31205250).

Almost surely, 2^825834856 is an apocalyptic number.

It is an amenable number.

825834856 is an abundant number, since it is smaller than the sum of its proper divisors (1171301144).

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

825834856 is a wasteful number, since it uses less digits than its factorization.

825834856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46282 (or 46278 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 49.

The square root of 825834856 is about 28737.3425354538. The cubic root of 825834856 is about 938.2049854860.

The spelling of 825834856 in words is "eight hundred twenty-five million, eight hundred thirty-four thousand, eight hundred fifty-six".