226009 has 8 divisors (see below), whose sum is σ = 262080. Its totient is φ = 190896.

The previous prime is 226007. The next prime is 226013. The reversal of 226009 is 900622.

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

It is a cyclic number.

It is not a de Polignac number, because 226009 - 2¹ = 226007 is a prime.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (226001) by changing a digit.

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, 387 + ... + 775.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2²²⁶⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

226009 is a deficient number, since it is larger than the sum of its proper divisors (36071).

226009 is an equidigital number, since it uses as much as digits as its factorization.

226009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 226009 is about 475.4040386871. The cubic root of 226009 is about 60.9128020448.

The spelling of 226009 in words is "two hundred twenty-six thousand, nine".