434423320 has 16 divisors (see below), whose sum is σ = 977452560. Its totient is φ = 173769312.

The previous prime is 434423309. The next prime is 434423323. The reversal of 434423320 is 23324434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434423323) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5430252 + ... + 5430331.

It is an arithmetic number, because the mean of its divisors is an integer number (61090785).

Almost surely, 2^434423320 is an apocalyptic number.

434423320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

434423320 is an abundant number, since it is smaller than the sum of its proper divisors (543029240).

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

434423320 is a wasteful number, since it uses less digits than its factorization.

434423320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10860594 (or 10860590 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 434423320 is about 20842.8241848364. The cubic root of 434423320 is about 757.3635098472.

Adding to 434423320 its reverse (23324434), we get a palindrome (457747754).

The spelling of 434423320 in words is "four hundred thirty-four million, four hundred twenty-three thousand, three hundred twenty".