2226782449 has 2 divisors, whose sum is σ = 2226782450. Its totient is φ = 2226782448.

The previous prime is 2226782423. The next prime is 2226782527. The reversal of 2226782449 is 9442876222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2034461025 + 192321424 = 45105^2 + 13868^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226782449 - 2⁹ = 2226781937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2226782399 and 2226782408.

It is not a weakly prime, because it can be changed into another prime (2226782419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113391224 + 1113391225.

It is an arithmetic number, because the mean of its divisors is an integer number (1113391225).

Almost surely, 2^2226782449 is an apocalyptic number.

It is an amenable number.

2226782449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226782449 is an equidigital number, since it uses as much as digits as its factorization.

2226782449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 46.

The square root of 2226782449 is about 47188.7957994268. The cubic root of 2226782449 is about 1305.8479047050.

The spelling of 2226782449 in words is "two billion, two hundred twenty-six million, seven hundred eighty-two thousand, four hundred forty-nine".