4343421423 has 16 divisors (see below), whose sum is σ = 6322023936. Its totient is φ = 2630576640.

The previous prime is 4343421419. The next prime is 4343421449. The reversal of 4343421423 is 3241243434.

It is a happy number.

It is not a de Polignac number, because 4343421423 - 2² = 4343421419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4343421403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4815 + ... + 93327.

It is an arithmetic number, because the mean of its divisors is an integer number (395126496).

Almost surely, 2^4343421423 is an apocalyptic number.

4343421423 is a deficient number, since it is larger than the sum of its proper divisors (1978602513).

4343421423 is a wasteful number, since it uses less digits than its factorization.

4343421423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90014.

The product of its digits is 27648, while the sum is 30.

The square root of 4343421423 is about 65904.6388579742. The cubic root of 4343421423 is about 1631.5885780025.

Adding to 4343421423 its reverse (3241243434), we get a palindrome (7584664857).

The spelling of 4343421423 in words is "four billion, three hundred forty-three million, four hundred twenty-one thousand, four hundred twenty-three".