856882098 has 64 divisors (see below), whose sum is σ = 2007613440. Its totient is φ = 270507600.

The previous prime is 856882069. The next prime is 856882133. The reversal of 856882098 is 890288658.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73233 + ... + 84123.

It is an arithmetic number, because the mean of its divisors is an integer number (31368960).

Almost surely, 2^856882098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 856882098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1003806720).

856882098 is an abundant number, since it is smaller than the sum of its proper divisors (1150731342).

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

856882098 is a wasteful number, since it uses less digits than its factorization.

856882098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10980 (or 10974 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 54.

The square root of 856882098 is about 29272.5485395447. The cubic root of 856882098 is about 949.8179145019.

The spelling of 856882098 in words is "eight hundred fifty-six million, eight hundred eighty-two thousand, ninety-eight".