855968 has 24 divisors (see below), whose sum is σ = 1759968. Its totient is φ = 409024.

The previous prime is 855947. The next prime is 855983. The reversal of 855968 is 869558.

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, 155 + ... + 1317.

It is an arithmetic number, because the mean of its divisors is an integer number (73332).

2⁸⁵⁵⁹⁶⁸ 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 855968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879984).

855968 is an abundant number, since it is smaller than the sum of its proper divisors (904000).

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

855968 is a wasteful number, since it uses less digits than its factorization.

855968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196 (or 1188 counting only the distinct ones).

The product of its digits is 86400, while the sum is 41.

The square root of 855968 is about 925.1853868280. The cubic root of 855968 is about 94.9480047883.

It can be divided in two parts, 8 and 55968, that multiplied together give a palindrome (447744).

The spelling of 855968 in words is "eight hundred fifty-five thousand, nine hundred sixty-eight".