227866 has 4 divisors (see below), whose sum is σ = 341802. Its totient is φ = 113932.

The previous prime is 227849. The next prime is 227869. The reversal of 227866 is 668722.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 177241 + 50625 = 421^2 + 225^2 .

It is not an unprimeable number, because it can be changed into a prime (227869) by changing a digit.

227866 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56965 + ... + 56968.

2²²⁷⁸⁶⁶ is an apocalyptic number.

227866 is a deficient number, since it is larger than the sum of its proper divisors (113936).

227866 is a wasteful number, since it uses less digits than its factorization.

227866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113935.

The product of its digits is 8064, while the sum is 31.

The square root of 227866 is about 477.3531187706. The cubic root of 227866 is about 61.0791769487.

The spelling of 227866 in words is "two hundred twenty-seven thousand, eight hundred sixty-six".