423042 has 8 divisors (see below), whose sum is σ = 846096. Its totient is φ = 141012.

The previous prime is 423019. The next prime is 423043. The reversal of 423042 is 240324.

It is a happy number.

423042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

423042 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 423042.

It is not an unprimeable number, because it can be changed into a prime (423043) 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, 35248 + ... + 35259.

It is an arithmetic number, because the mean of its divisors is an integer number (105762).

2⁴²³⁰⁴² is an apocalyptic number.

423042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423042 is a wasteful number, since it uses less digits than its factorization.

423042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70512.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 423042 is about 650.4167894512. The cubic root of 423042 is about 75.0690918868.

Adding to 423042 its reverse (240324), we get a palindrome (663366).

The spelling of 423042 in words is "four hundred twenty-three thousand, forty-two", and thus it is an iban number.