855056 has 10 divisors (see below), whose sum is σ = 1656702. Its totient is φ = 427520.

The previous prime is 855031. The next prime is 855059. The reversal of 855056 is 650558.

It can be written as a sum of positive squares in only one way, i.e., 774400 + 80656 = 880^2 + 284^2 .

It is a super-2 number, since 2×855056² = 1462241526272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (855059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26705 + ... + 26736.

2⁸⁵⁵⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

855056 is a deficient number, since it is larger than the sum of its proper divisors (801646).

855056 is a wasteful number, since it uses less digits than its factorization.

855056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53449 (or 53443 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 855056 is about 924.6923812815. The cubic root of 855056 is about 94.9142716922.

The spelling of 855056 in words is "eight hundred fifty-five thousand, fifty-six".