227856 has 40 divisors (see below), whose sum is σ = 607104. Its totient is φ = 73600.

The previous prime is 227849. The next prime is 227869. The reversal of 227856 is 658722.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2206 + ... + 2306.

2²²⁷⁸⁵⁶ 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 227856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303552).

227856 is an abundant number, since it is smaller than the sum of its proper divisors (379248).

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

227856 is a wasteful number, since it uses less digits than its factorization.

227856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 153 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 227856 is about 477.3426442295. The cubic root of 227856 is about 61.0782834401.

It can be divided in two parts, 22785 and 6, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 227856 in words is "two hundred twenty-seven thousand, eight hundred fifty-six".