226753691 has 2 divisors, whose sum is σ = 226753692. Its totient is φ = 226753690.

The previous prime is 226753643. The next prime is 226753693. The reversal of 226753691 is 196357622.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226753691 is a prime.

Together with 226753693, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (226753693) 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, 113376845 + 113376846.

It is an arithmetic number, because the mean of its divisors is an integer number (113376846).

Almost surely, 2^226753691 is an apocalyptic number.

226753691 is a deficient number, since it is larger than the sum of its proper divisors (1).

226753691 is an equidigital number, since it uses as much as digits as its factorization.

226753691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 41.

The square root of 226753691 is about 15058.3429035203. The cubic root of 226753691 is about 609.7963048272.

The spelling of 226753691 in words is "two hundred twenty-six million, seven hundred fifty-three thousand, six hundred ninety-one".