3231200232 has 144 divisors (see below), whose sum is σ = 9733583340. Its totient is φ = 967209984.

The previous prime is 3231200207. The next prime is 3231200237. The reversal of 3231200232 is 2320021323.

It is a happy number.

3231200232 is a `hidden beast` number, since 3 + 231 + 200 + 232 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 1934768196 + 1296432036 = 43986^2 + 36006^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3231200237) 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 35 ways as a sum of consecutive naturals, for example, 446628 + ... + 453804.

Almost surely, 2^3231200232 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 3231200232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4866791670).

3231200232 is an abundant number, since it is smaller than the sum of its proper divisors (6502383108).

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

3231200232 is a wasteful number, since it uses less digits than its factorization.

3231200232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7252 (or 7232 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3231200232 is about 56843.6472439973. The cubic root of 3231200232 is about 1478.3863945205.

Adding to 3231200232 its reverse (2320021323), we get a palindrome (5551221555).

The spelling of 3231200232 in words is "three billion, two hundred thirty-one million, two hundred thousand, two hundred thirty-two".