4424520423 has 4 divisors (see below), whose sum is σ = 5899360568. Its totient is φ = 2949680280.

The previous prime is 4424520409. The next prime is 4424520439. The reversal of 4424520423 is 3240254244.

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

It is not a de Polignac number, because 4424520423 - 2⁴ = 4424520407 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 (4424520403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 737420068 + ... + 737420073.

It is an arithmetic number, because the mean of its divisors is an integer number (1474840142).

Almost surely, 2^4424520423 is an apocalyptic number.

4424520423 is a deficient number, since it is larger than the sum of its proper divisors (1474840145).

4424520423 is a wasteful number, since it uses less digits than its factorization.

4424520423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474840144.

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 4424520423 is about 66517.0686591043. The cubic root of 4424520423 is about 1641.6808593389.

Adding to 4424520423 its reverse (3240254244), we get a palindrome (7664774667).

The spelling of 4424520423 in words is "four billion, four hundred twenty-four million, five hundred twenty thousand, four hundred twenty-three".