2226257191 has 2 divisors, whose sum is σ = 2226257192. Its totient is φ = 2226257190.

The previous prime is 2226257179. The next prime is 2226257203. The reversal of 2226257191 is 1917526222.

It is a balanced prime because it is at equal distance from previous prime (2226257179) and next prime (2226257203).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2226257191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2226257191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2226252191) 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, 1113128595 + 1113128596.

It is an arithmetic number, because the mean of its divisors is an integer number (1113128596).

Almost surely, 2^2226257191 is an apocalyptic number.

2226257191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226257191 is an equidigital number, since it uses as much as digits as its factorization.

2226257191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 2226257191 is about 47183.2299763380. The cubic root of 2226257191 is about 1305.7452212724.

The spelling of 2226257191 in words is "two billion, two hundred twenty-six million, two hundred fifty-seven thousand, one hundred ninety-one".