10226891 has 2 divisors, whose sum is σ = 10226892. Its totient is φ = 10226890.

The previous prime is 10226863. The next prime is 10226893. The reversal of 10226891 is 19862201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10226891 - 2¹⁰ = 10225867 is a prime.

Together with 10226893, 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 (10226893) 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, 5113445 + 5113446.

It is an arithmetic number, because the mean of its divisors is an integer number (5113446).

Almost surely, 2^10226891 is an apocalyptic number.

10226891 is a deficient number, since it is larger than the sum of its proper divisors (1).

10226891 is an equidigital number, since it uses as much as digits as its factorization.

10226891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 10226891 is about 3197.9510627900. The cubic root of 10226891 is about 217.0607049119.

The spelling of 10226891 in words is "ten million, two hundred twenty-six thousand, eight hundred ninety-one".