226982291 has 2 divisors, whose sum is σ = 226982292. Its totient is φ = 226982290.

The previous prime is 226982267. The next prime is 226982323. The reversal of 226982291 is 192289622.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226982291 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (226912291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113491145 + 113491146.

It is an arithmetic number, because the mean of its divisors is an integer number (113491146).

Almost surely, 2^226982291 is an apocalyptic number.

226982291 is a deficient number, since it is larger than the sum of its proper divisors (1).

226982291 is an equidigital number, since it uses as much as digits as its factorization.

226982291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 226982291 is about 15065.9314680507. The cubic root of 226982291 is about 610.0011564970.

The spelling of 226982291 in words is "two hundred twenty-six million, nine hundred eighty-two thousand, two hundred ninety-one".