226782011 has 2 divisors, whose sum is σ = 226782012. Its totient is φ = 226782010.

The previous prime is 226781987. The next prime is 226782037. The reversal of 226782011 is 110287622.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226782011 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (226788011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113391005 + 113391006.

It is an arithmetic number, because the mean of its divisors is an integer number (113391006).

Almost surely, 2^226782011 is an apocalyptic number.

226782011 is a deficient number, since it is larger than the sum of its proper divisors (1).

226782011 is an equidigital number, since it uses as much as digits as its factorization.

226782011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 226782011 is about 15059.2832166740. The cubic root of 226782011 is about 609.8216902463.

The spelling of 226782011 in words is "two hundred twenty-six million, seven hundred eighty-two thousand, eleven".