234432320 has 28 divisors (see below), whose sum is σ = 558242724. Its totient is φ = 93772800.

The previous prime is 234432313. The next prime is 234432337. The reversal of 234432320 is 23234432.

234432320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43771456 + 190660864 = 6616^2 + 13808^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365981 + ... + 366620.

Almost surely, 2^234432320 is an apocalyptic number.

234432320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234432320 is an abundant number, since it is smaller than the sum of its proper divisors (323810404).

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

234432320 is an equidigital number, since it uses as much as digits as its factorization.

234432320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732618 (or 732608 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 234432320 is about 15311.1828413092. The cubic root of 234432320 is about 616.6032769839.

Adding to 234432320 its reverse (23234432), we get a palindrome (257666752).

The spelling of 234432320 in words is "two hundred thirty-four million, four hundred thirty-two thousand, three hundred twenty".