226985 has 8 divisors (see below), whose sum is σ = 297216. Its totient is φ = 165040.

The previous prime is 226943. The next prime is 226991. The reversal of 226985 is 589622.

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

It is not a de Polignac number, because 226985 - 2¹⁰ = 225961 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 226985.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (37152).

2²²⁶⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

226985 is a deficient number, since it is larger than the sum of its proper divisors (70231).

226985 is a wasteful number, since it uses less digits than its factorization.

226985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4143.

The product of its digits is 8640, while the sum is 32.

The square root of 226985 is about 476.4294281423. The cubic root of 226985 is about 61.0003583245. Note that the first 3 decimals are identical.

It can be divided in two parts, 22 and 6985, that added together give a palindrome (7007).

The spelling of 226985 in words is "two hundred twenty-six thousand, nine hundred eighty-five".