2226131689 has 2 divisors, whose sum is σ = 2226131690. Its totient is φ = 2226131688.

The previous prime is 2226131651. The next prime is 2226131711. The reversal of 2226131689 is 9861316222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1529435664 + 696696025 = 39108^2 + 26395^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226131689 - 2¹⁵ = 2226098921 is a prime.

It is not a weakly prime, because it can be changed into another prime (2226131639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113065844 + 1113065845.

It is an arithmetic number, because the mean of its divisors is an integer number (1113065845).

Almost surely, 2^2226131689 is an apocalyptic number.

It is an amenable number.

2226131689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226131689 is an equidigital number, since it uses as much as digits as its factorization.

2226131689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 40.

The square root of 2226131689 is about 47181.9000147302. The cubic root of 2226131689 is about 1305.7206843176.

The spelling of 2226131689 in words is "two billion, two hundred twenty-six million, one hundred thirty-one thousand, six hundred eighty-nine".