226183729 has 4 divisors (see below), whose sum is σ = 226379376. Its totient is φ = 225988084.

The previous prime is 226183721. The next prime is 226183747. The reversal of 226183729 is 927381622.

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 226183729 - 2³ = 226183721 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226183691 and 226183700.

It is not an unprimeable number, because it can be changed into a prime (226183721) 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, 96079 + ... + 98404.

It is an arithmetic number, because the mean of its divisors is an integer number (56594844).

Almost surely, 2^226183729 is an apocalyptic number.

It is an amenable number.

226183729 is a deficient number, since it is larger than the sum of its proper divisors (195647).

226183729 is a wasteful number, since it uses less digits than its factorization.

226183729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195646.

The product of its digits is 72576, while the sum is 40.

The square root of 226183729 is about 15039.4058725736. The cubic root of 226183729 is about 609.2849535989.

The spelling of 226183729 in words is "two hundred twenty-six million, one hundred eighty-three thousand, seven hundred twenty-nine".