2320404243 has 16 divisors (see below), whose sum is σ = 3229666560. Its totient is φ = 1479092384.

The previous prime is 2320404217. The next prime is 2320404283. The reversal of 2320404243 is 3424040232.

It is a cyclic number.

It is not a de Polignac number, because 2320404243 - 2⁵ = 2320404211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2320404283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228880 + ... + 238802.

It is an arithmetic number, because the mean of its divisors is an integer number (201854160).

Almost surely, 2^2320404243 is an apocalyptic number.

2320404243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2320404243 is a deficient number, since it is larger than the sum of its proper divisors (909262317).

2320404243 is a wasteful number, since it uses less digits than its factorization.

2320404243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13338.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 2320404243 is about 48170.5744516297. The cubic root of 2320404243 is about 1323.8980738539.

Adding to 2320404243 its reverse (3424040232), we get a palindrome (5744444475).

The spelling of 2320404243 in words is "two billion, three hundred twenty million, four hundred four thousand, two hundred forty-three".