2226566149 has 2 divisors, whose sum is σ = 2226566150. Its totient is φ = 2226566148.

The previous prime is 2226566137. The next prime is 2226566171. The reversal of 2226566149 is 9416656222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2081001924 + 145564225 = 45618^2 + 12065^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226566149 - 2⁵ = 2226566117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2226566119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113283074 + 1113283075.

It is an arithmetic number, because the mean of its divisors is an integer number (1113283075).

Almost surely, 2^2226566149 is an apocalyptic number.

It is an amenable number.

2226566149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226566149 is an equidigital number, since it uses as much as digits as its factorization.

2226566149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 43.

The square root of 2226566149 is about 47186.5038861749. The cubic root of 2226566149 is about 1305.8056218666.

The spelling of 2226566149 in words is "two billion, two hundred twenty-six million, five hundred sixty-six thousand, one hundred forty-nine".