855276256 has 48 divisors (see below), whose sum is σ = 1788925824. Its totient is φ = 401117184.

The previous prime is 855276221. The next prime is 855276269. The reversal of 855276256 is 652672558.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 167761 + ... + 172783.

It is an arithmetic number, because the mean of its divisors is an integer number (37269288).

Almost surely, 2^855276256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 855276256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (894462912).

855276256 is an abundant number, since it is smaller than the sum of its proper divisors (933649568).

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

855276256 is a wasteful number, since it uses less digits than its factorization.

855276256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5363 (or 5355 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 46.

The square root of 855276256 is about 29245.1065308369. The cubic root of 855276256 is about 949.2242072694.

The spelling of 855276256 in words is "eight hundred fifty-five million, two hundred seventy-six thousand, two hundred fifty-six".