2290081249 has 2 divisors, whose sum is σ = 2290081250. Its totient is φ = 2290081248.

The previous prime is 2290081247. The next prime is 2290081253. The reversal of 2290081249 is 9421800922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1906195600 + 383885649 = 43660^2 + 19593^2 .

It is a cyclic number.

It is not a de Polignac number, because 2290081249 - 2¹ = 2290081247 is a prime.

Together with 2290081247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2290081247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145040624 + 1145040625.

It is an arithmetic number, because the mean of its divisors is an integer number (1145040625).

Almost surely, 2^2290081249 is an apocalyptic number.

It is an amenable number.

2290081249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2290081249 is an equidigital number, since it uses as much as digits as its factorization.

2290081249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 2290081249 is about 47854.7933753767. The cubic root of 2290081249 is about 1318.1058785812.

The spelling of 2290081249 in words is "two billion, two hundred ninety million, eighty-one thousand, two hundred forty-nine".