423435300 has 72 divisors (see below), whose sum is σ = 1238983200. Its totient is φ = 111640320.

The previous prime is 423435263. The next prime is 423435317. The reversal of 423435300 is 3534324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18771 + ... + 34629.

It is an arithmetic number, because the mean of its divisors is an integer number (17208100).

Almost surely, 2^423435300 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 423435300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619491600).

423435300 is an abundant number, since it is smaller than the sum of its proper divisors (815547900).

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

423435300 is a wasteful number, since it uses less digits than its factorization.

423435300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15965 (or 15958 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 423435300 is about 20577.5435851804. The cubic root of 423435300 is about 750.9234846570.

Adding to 423435300 its reverse (3534324), we get a palindrome (426969624).

The spelling of 423435300 in words is "four hundred twenty-three million, four hundred thirty-five thousand, three hundred".