2323998857 has 4 divisors (see below), whose sum is σ = 2327790660. Its totient is φ = 2320207056.

The previous prime is 2323998827. The next prime is 2323998863. The reversal of 2323998857 is 7588993232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 195468361 + 2128530496 = 13981^2 + 46136^2 .

It is a cyclic number.

It is not a de Polignac number, because 2323998857 - 2¹⁰ = 2323997833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2323998827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1894982 + ... + 1896207.

It is an arithmetic number, because the mean of its divisors is an integer number (581947665).

Almost surely, 2^2323998857 is an apocalyptic number.

It is an amenable number.

2323998857 is a deficient number, since it is larger than the sum of its proper divisors (3791803).

2323998857 is an equidigital number, since it uses as much as digits as its factorization.

2323998857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3791802.

The product of its digits is 6531840, while the sum is 56.

The square root of 2323998857 is about 48207.8713178668. The cubic root of 2323998857 is about 1324.5813523943.

The spelling of 2323998857 in words is "two billion, three hundred twenty-three million, nine hundred ninety-eight thousand, eight hundred fifty-seven".