2423421443 has 4 divisors (see below), whose sum is σ = 2550969960. Its totient is φ = 2295872928.

The previous prime is 2423421421. The next prime is 2423421461. The reversal of 2423421443 is 3441243242.

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 2423421443 - 2²⁰ = 2422372867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2423421643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63774230 + ... + 63774267.

It is an arithmetic number, because the mean of its divisors is an integer number (637742490).

Almost surely, 2^2423421443 is an apocalyptic number.

2423421443 is a deficient number, since it is larger than the sum of its proper divisors (127548517).

2423421443 is a wasteful number, since it uses less digits than its factorization.

2423421443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127548516.

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

The square root of 2423421443 is about 49228.2585818349. The cubic root of 2423421443 is about 1343.2071103576.

Adding to 2423421443 its reverse (3441243242), we get a palindrome (5864664685).

The spelling of 2423421443 in words is "two billion, four hundred twenty-three million, four hundred twenty-one thousand, four hundred forty-three".