423003204 has 72 divisors (see below), whose sum is σ = 1153938240. Its totient is φ = 129880512.

The previous prime is 423003199. The next prime is 423003211. The reversal of 423003204 is 402300324.

423003204 is a `hidden beast` number, since 42 + 300 + 320 + 4 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 414607 + ... + 415625.

It is an arithmetic number, because the mean of its divisors is an integer number (16026920).

Almost surely, 2^423003204 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 423003204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576969120).

423003204 is an abundant number, since it is smaller than the sum of its proper divisors (730935036).

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

423003204 is a wasteful number, since it uses less digits than its factorization.

423003204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929 (or 1924 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 423003204 is about 20567.0416929611. The cubic root of 423003204 is about 750.6679702444.

Adding to 423003204 its reverse (402300324), we get a palindrome (825303528).

It can be divided in two parts, 42300320 and 4, that added together give a palindrome (42300324).

The spelling of 423003204 in words is "four hundred twenty-three million, three thousand, two hundred four".