226866 has 8 divisors (see below), whose sum is σ = 453744. Its totient is φ = 75620.

The previous prime is 226843. The next prime is 226871. The reversal of 226866 is 668622.

It is a sphenic number, since it is the product of 3 distinct primes.

226866 is an admirable number.

It is an unprimeable number.

226866 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 in 3 ways as a sum of consecutive naturals, for example, 18900 + ... + 18911.

It is an arithmetic number, because the mean of its divisors is an integer number (56718).

2²²⁶⁸⁶⁶ is an apocalyptic number.

226866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

226866 is a wasteful number, since it uses less digits than its factorization.

226866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37816.

The product of its digits is 6912, while the sum is 30.

The square root of 226866 is about 476.3045244379. The cubic root of 226866 is about 60.9896963695.

The spelling of 226866 in words is "two hundred twenty-six thousand, eight hundred sixty-six".