2344421823 has 4 divisors (see below), whose sum is σ = 3125895768. Its totient is φ = 1562947880.

The previous prime is 2344421819. The next prime is 2344421843. The reversal of 2344421823 is 3281244432.

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

It is a cyclic number.

It is not a de Polignac number, because 2344421823 - 2² = 2344421819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2344421803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390736968 + ... + 390736973.

It is an arithmetic number, because the mean of its divisors is an integer number (781473942).

Almost surely, 2^2344421823 is an apocalyptic number.

2344421823 is a deficient number, since it is larger than the sum of its proper divisors (781473945).

2344421823 is an equidigital number, since it uses as much as digits as its factorization.

2344421823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781473944.

The product of its digits is 36864, while the sum is 33.

The square root of 2344421823 is about 48419.2298885474. The cubic root of 2344421823 is about 1328.4501181921.

The spelling of 2344421823 in words is "two billion, three hundred forty-four million, four hundred twenty-one thousand, eight hundred twenty-three".