4032421040 has 40 divisors (see below), whose sum is σ = 9446971248. Its totient is φ = 1600651520.

The previous prime is 4032421039. The next prime is 4032421049. The reversal of 4032421040 is 401242304.

4032421040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (4032421049) 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, 181907 + ... + 202866.

Almost surely, 2^4032421040 is an apocalyptic number.

4032421040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4032421040 is an abundant number, since it is smaller than the sum of its proper divisors (5414550208).

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

4032421040 is a wasteful number, since it uses less digits than its factorization.

4032421040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384917 (or 384911 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4032421040 is about 63501.3467573720. The cubic root of 4032421040 is about 1591.6782827596.

Adding to 4032421040 its reverse (401242304), we get a palindrome (4433663344).

The spelling of 4032421040 in words is "four billion, thirty-two million, four hundred twenty-one thousand, forty".