2289949349 has 2 divisors, whose sum is σ = 2289949350. Its totient is φ = 2289949348.

The previous prime is 2289949309. The next prime is 2289949367. The reversal of 2289949349 is 9439499822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2203645249 + 86304100 = 46943^2 + 9290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2289949349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2289949309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144974674 + 1144974675.

It is an arithmetic number, because the mean of its divisors is an integer number (1144974675).

Almost surely, 2^2289949349 is an apocalyptic number.

It is an amenable number.

2289949349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289949349 is an equidigital number, since it uses as much as digits as its factorization.

2289949349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10077696, while the sum is 59.

The square root of 2289949349 is about 47853.4152281736. The cubic root of 2289949349 is about 1318.0805721278.

The spelling of 2289949349 in words is "two billion, two hundred eighty-nine million, nine hundred forty-nine thousand, three hundred forty-nine".