232003420 has 144 divisors (see below), whose sum is σ = 584871840. Its totient is φ = 76595200.

The previous prime is 232003337. The next prime is 232003423. The reversal of 232003420 is 24300232.

It is a junction number, because it is equal to n+sod(n) for n = 232003394 and 232003403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232003423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2606736 + ... + 2606824.

It is an arithmetic number, because the mean of its divisors is an integer number (4061610).

Almost surely, 2^232003420 is an apocalyptic number.

232003420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232003420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292435920).

232003420 is an abundant number, since it is smaller than the sum of its proper divisors (352868420).

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

232003420 is a wasteful number, since it uses less digits than its factorization.

232003420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 165 counting only the distinct ones).

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

The square root of 232003420 is about 15231.6584783142. The cubic root of 232003420 is about 614.4663844682.

Adding to 232003420 its reverse (24300232), we get a palindrome (256303652).

The spelling of 232003420 in words is "two hundred thirty-two million, three thousand, four hundred twenty".