423008 has 12 divisors (see below), whose sum is σ = 832860. Its totient is φ = 211488.

The previous prime is 423001. The next prime is 423013. The reversal of 423008 is 800324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423001) by changing a digit.

423008 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 as a sum of consecutive naturals, namely, 6578 + ... + 6641.

It is an arithmetic number, because the mean of its divisors is an integer number (69405).

2⁴²³⁰⁰⁸ is an apocalyptic number.

It is an amenable number.

423008 is a deficient number, since it is larger than the sum of its proper divisors (409852).

423008 is a wasteful number, since it uses less digits than its factorization.

423008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13229 (or 13221 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 423008 is about 650.3906518393. The cubic root of 423008 is about 75.0670807252.

The spelling of 423008 in words is "four hundred twenty-three thousand, eight".