423108 has 72 divisors (see below), whose sum is σ = 1292928. Its totient is φ = 114048.

The previous prime is 423103. The next prime is 423109. The reversal of 423108 is 801324.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423103) by changing a digit.

423108 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5760 + ... + 5832.

2⁴²³¹⁰⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (646464).

423108 is an abundant number, since it is smaller than the sum of its proper divisors (869820).

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

423108 is a wasteful number, since it uses less digits than its factorization.

423108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 423108 is about 650.4675241701. The cubic root of 423108 is about 75.0729955989.

The spelling of 423108 in words is "four hundred twenty-three thousand, one hundred eight".