4323000421 has 4 divisors (see below), whose sum is σ = 4324705600. Its totient is φ = 4321295244.

The previous prime is 4323000377. The next prime is 4323000427. The reversal of 4323000421 is 1240003234.

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.

It is a cyclic number.

It is not a de Polignac number, because 4323000421 - 2¹⁷ = 4322869349 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 (4323000427) 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, 848781 + ... + 853858.

It is an arithmetic number, because the mean of its divisors is an integer number (1081176400).

Almost surely, 2^4323000421 is an apocalyptic number.

It is an amenable number.

4323000421 is a deficient number, since it is larger than the sum of its proper divisors (1705179).

4323000421 is a wasteful number, since it uses less digits than its factorization.

4323000421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705178.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 4323000421 is about 65749.5279146550. The cubic root of 4323000421 is about 1629.0275380498.

Adding to 4323000421 its reverse (1240003234), we get a palindrome (5563003655).

The spelling of 4323000421 in words is "four billion, three hundred twenty-three million, four hundred twenty-one", and thus it is an aban number.