4342423 has 4 divisors (see below), whose sum is σ = 4531248. Its totient is φ = 4153600.

The previous prime is 4342417. The next prime is 4342427. The reversal of 4342423 is 3242434.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4342423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4342394 and 4342403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4342427) 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, 94378 + ... + 94423.

It is an arithmetic number, because the mean of its divisors is an integer number (1132812).

Almost surely, 2^4342423 is an apocalyptic number.

4342423 is a deficient number, since it is larger than the sum of its proper divisors (188825).

4342423 is a wasteful number, since it uses less digits than its factorization.

4342423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188824.

The product of its digits is 2304, while the sum is 22.

The square root of 4342423 is about 2083.8481230646. The cubic root of 4342423 is about 163.1463550577.

Adding to 4342423 its reverse (3242434), we get a palindrome (7584857).

The spelling of 4342423 in words is "four million, three hundred forty-two thousand, four hundred twenty-three".