2259798447 has 8 divisors (see below), whose sum is σ = 3016583856. Its totient is φ = 1504772672.

The previous prime is 2259798403. The next prime is 2259798467. The reversal of 2259798447 is 7448979522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2259798447 - 2⁷ = 2259798319 is a prime.

It is a super-2 number, since 2×2259798447² = 10213378042127223618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259798467) 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 in 7 ways as a sum of consecutive naturals, for example, 436908 + ... + 442049.

It is an arithmetic number, because the mean of its divisors is an integer number (377072982).

Almost surely, 2^2259798447 is an apocalyptic number.

2259798447 is a deficient number, since it is larger than the sum of its proper divisors (756785409).

2259798447 is an equidigital number, since it uses as much as digits as its factorization.

2259798447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879817.

The product of its digits is 10160640, while the sum is 57.

The square root of 2259798447 is about 47537.3373991434. The cubic root of 2259798447 is about 1312.2701051857.

The spelling of 2259798447 in words is "two billion, two hundred fifty-nine million, seven hundred ninety-eight thousand, four hundred forty-seven".