423304 has 16 divisors (see below), whose sum is σ = 907200. Its totient is φ = 181392.

The previous prime is 423299. The next prime is 423307. The reversal of 423304 is 403324.

It is not an unprimeable number, because it can be changed into a prime (423307) by changing a digit.

423304 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 3 ways as a sum of consecutive naturals, for example, 3724 + ... + 3835.

It is an arithmetic number, because the mean of its divisors is an integer number (56700).

2⁴²³³⁰⁴ is an apocalyptic number.

It is an amenable number.

423304 is an abundant number, since it is smaller than the sum of its proper divisors (483896).

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

423304 is a wasteful number, since it uses less digits than its factorization.

423304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7572 (or 7568 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 423304 is about 650.6181675914. The cubic root of 423304 is about 75.0845860483.

Adding to 423304 its reverse (403324), we get a palindrome (826628).

It can be divided in two parts, 423 and 304, that added together give a palindrome (727).

The spelling of 423304 in words is "four hundred twenty-three thousand, three hundred four", and thus it is an iban number.