2259949369 has 2 divisors, whose sum is σ = 2259949370. Its totient is φ = 2259949368.

The previous prime is 2259949339. The next prime is 2259949441. The reversal of 2259949369 is 9639499522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1767109369 + 492840000 = 42037^2 + 22200^2 .

It is a cyclic number.

It is not a de Polignac number, because 2259949369 - 2⁵ = 2259949337 is a prime.

It is a super-2 number, since 2×2259949369² = 10214742300886996322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2259949339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129974684 + 1129974685.

It is an arithmetic number, because the mean of its divisors is an integer number (1129974685).

Almost surely, 2^2259949369 is an apocalyptic number.

It is an amenable number.

2259949369 is a deficient number, since it is larger than the sum of its proper divisors (1).

2259949369 is an equidigital number, since it uses as much as digits as its factorization.

2259949369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9447840, while the sum is 58.

The square root of 2259949369 is about 47538.9247774915. The cubic root of 2259949369 is about 1312.2993181184.

The spelling of 2259949369 in words is "two billion, two hundred fifty-nine million, nine hundred forty-nine thousand, three hundred sixty-nine".