226652291 has 2 divisors, whose sum is σ = 226652292. Its totient is φ = 226652290.

The previous prime is 226652263. The next prime is 226652299. The reversal of 226652291 is 192256622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226652291 - 2²² = 222457987 is a prime.

It is a super-2 number, since 2×226652291² = 102742522031097362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226652299) 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 as a sum of consecutive naturals, namely, 113326145 + 113326146.

It is an arithmetic number, because the mean of its divisors is an integer number (113326146).

Almost surely, 2^226652291 is an apocalyptic number.

226652291 is a deficient number, since it is larger than the sum of its proper divisors (1).

226652291 is an equidigital number, since it uses as much as digits as its factorization.

226652291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 35.

The square root of 226652291 is about 15054.9756226970. The cubic root of 226652291 is about 609.7053947826.

The spelling of 226652291 in words is "two hundred twenty-six million, six hundred fifty-two thousand, two hundred ninety-one".