423342123 has 8 divisors (see below), whose sum is σ = 579711888. Its totient is φ = 274600224.

The previous prime is 423342121. The next prime is 423342149. The reversal of 423342123 is 321243324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 423342123 - 2¹ = 423342121 is a prime.

It is a super-2 number, since 2×423342123² = 358437106212294258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423342093 and 423342102.

It is not an unprimeable number, because it can be changed into a prime (423342121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1906836 + ... + 1907057.

It is an arithmetic number, because the mean of its divisors is an integer number (72463986).

Almost surely, 2^423342123 is an apocalyptic number.

423342123 is a deficient number, since it is larger than the sum of its proper divisors (156369765).

423342123 is a wasteful number, since it uses less digits than its factorization.

423342123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813933.

The product of its digits is 3456, while the sum is 24.

The square root of 423342123 is about 20575.2794148707. The cubic root of 423342123 is about 750.8684003419.

Adding to 423342123 its reverse (321243324), we get a palindrome (744585447).

The spelling of 423342123 in words is "four hundred twenty-three million, three hundred forty-two thousand, one hundred twenty-three".