2344420421 has 8 divisors (see below), whose sum is σ = 2686803840. Its totient is φ = 2003903568.

The previous prime is 2344420387. The next prime is 2344420423. The reversal of 2344420421 is 1240244432.

It is a happy number.

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 2344420421 - 2⁶ = 2344420357 is a prime.

It is a super-2 number, since 2×2344420421² = 10992614220803634482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2344420423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463946 + ... + 468971.

It is an arithmetic number, because the mean of its divisors is an integer number (335850480).

Almost surely, 2^2344420421 is an apocalyptic number.

It is an amenable number.

2344420421 is a deficient number, since it is larger than the sum of its proper divisors (342383419).

2344420421 is an equidigital number, since it uses as much as digits as its factorization.

2344420421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933283.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2344420421 is about 48419.2154108263. The cubic root of 2344420421 is about 1328.4498533809.

Adding to 2344420421 its reverse (1240244432), we get a palindrome (3584664853).

The spelling of 2344420421 in words is "two billion, three hundred forty-four million, four hundred twenty thousand, four hundred twenty-one".