226133209 has 4 divisors (see below), whose sum is σ = 226235920. Its totient is φ = 226030500.

The previous prime is 226133203. The next prime is 226133239. The reversal of 226133209 is 902331622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226133209 - 2¹³ = 226125017 is a prime.

It is a super-2 number, since 2×226133209² = 102272456425275362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226133203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47979 + ... + 52480.

It is an arithmetic number, because the mean of its divisors is an integer number (56558980).

Almost surely, 2^226133209 is an apocalyptic number.

It is an amenable number.

226133209 is a deficient number, since it is larger than the sum of its proper divisors (102711).

226133209 is a wasteful number, since it uses less digits than its factorization.

226133209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102710.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 226133209 is about 15037.7261911500. The cubic root of 226133209 is about 609.2395872824.

The spelling of 226133209 in words is "two hundred twenty-six million, one hundred thirty-three thousand, two hundred nine".