2043321432 has 32 divisors (see below), whose sum is σ = 5130820800. Its totient is φ = 678104864.

The previous prime is 2043321421. The next prime is 2043321437. The reversal of 2043321432 is 2341233402.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043321437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182082 + ... + 192977.

It is an arithmetic number, because the mean of its divisors is an integer number (160338150).

Almost surely, 2^2043321432 is an apocalyptic number.

It is an amenable number.

2043321432 is an abundant number, since it is smaller than the sum of its proper divisors (3087499368).

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

2043321432 is a wasteful number, since it uses less digits than its factorization.

2043321432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375295 (or 375291 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2043321432 is about 45203.1130786365. The cubic root of 2043321432 is about 1268.9530777298.

Adding to 2043321432 its reverse (2341233402), we get a palindrome (4384554834).

The spelling of 2043321432 in words is "two billion, forty-three million, three hundred twenty-one thousand, four hundred thirty-two".