2290649227 has 2 divisors, whose sum is σ = 2290649228. Its totient is φ = 2290649226.

The previous prime is 2290649149. The next prime is 2290649267. The reversal of 2290649227 is 7229460922.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2290649227 is a prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (2290649267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145324613 + 1145324614.

It is an arithmetic number, because the mean of its divisors is an integer number (1145324614).

Almost surely, 2^2290649227 is an apocalyptic number.

2290649227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2290649227 is an equidigital number, since it uses as much as digits as its factorization.

2290649227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 2290649227 is about 47860.7273973140. The cubic root of 2290649227 is about 1318.2148402547.

The spelling of 2290649227 in words is "two billion, two hundred ninety million, six hundred forty-nine thousand, two hundred twenty-seven".