226133239 has 2 divisors, whose sum is σ = 226133240. Its totient is φ = 226133238.

The previous prime is 226133203. The next prime is 226133273. The reversal of 226133239 is 932331622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226133239 - 2⁷ = 226133111 is a prime.

It is a super-2 number, since 2×226133239² = 102272483561262242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 226133239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226133339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113066619 + 113066620.

It is an arithmetic number, because the mean of its divisors is an integer number (113066620).

Almost surely, 2^226133239 is an apocalyptic number.

226133239 is a deficient number, since it is larger than the sum of its proper divisors (1).

226133239 is an equidigital number, since it uses as much as digits as its factorization.

226133239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

The square root of 226133239 is about 15037.7271886412. The cubic root of 226133239 is about 609.2396142240.

It can be divided in two parts, 22613 and 3239, that added together give a palindrome (25852).

The spelling of 226133239 in words is "two hundred twenty-six million, one hundred thirty-three thousand, two hundred thirty-nine".