2344342421 has 4 divisors (see below), whose sum is σ = 2344440672. Its totient is φ = 2344244172.

The previous prime is 2344342391. The next prime is 2344342433. The reversal of 2344342421 is 1242434432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2344342421 - 2²² = 2340148117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2344362421) 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, 12110 + ... + 69536.

It is an arithmetic number, because the mean of its divisors is an integer number (586110168).

Almost surely, 2^2344342421 is an apocalyptic number.

It is an amenable number.

2344342421 is a deficient number, since it is larger than the sum of its proper divisors (98251).

2344342421 is an equidigital number, since it uses as much as digits as its factorization.

2344342421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98250.

The product of its digits is 18432, while the sum is 29.

The square root of 2344342421 is about 48418.4099387826. The cubic root of 2344342421 is about 1328.4351204947.

Adding to 2344342421 its reverse (1242434432), we get a palindrome (3586776853).

The spelling of 2344342421 in words is "two billion, three hundred forty-four million, three hundred forty-two thousand, four hundred twenty-one".