2226260261 has 2 divisors, whose sum is σ = 2226260262. Its totient is φ = 2226260260.

The previous prime is 2226260249. The next prime is 2226260263. The reversal of 2226260261 is 1620626222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2206180900 + 20079361 = 46970^2 + 4481^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2226260261 is a prime.

Together with 2226260263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2226260263) 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, 1113130130 + 1113130131.

It is an arithmetic number, because the mean of its divisors is an integer number (1113130131).

Almost surely, 2^2226260261 is an apocalyptic number.

It is an amenable number.

2226260261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226260261 is an equidigital number, since it uses as much as digits as its factorization.

2226260261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 2226260261 is about 47183.2625090720. The cubic root of 2226260261 is about 1305.7458214780.

Adding to 2226260261 its reverse (1620626222), we get a palindrome (3846886483).

The spelling of 2226260261 in words is "two billion, two hundred twenty-six million, two hundred sixty thousand, two hundred sixty-one".