4043632032 has 144 divisors (see below), whose sum is σ = 12781667808. Its totient is φ = 1202173440.

The previous prime is 4043632007. The next prime is 4043632037. The reversal of 4043632032 is 2302363404.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 4043631987 and 4043632005.

It is not an unprimeable number, because it can be changed into a prime (4043632037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155863 + ... + 179945.

It is an arithmetic number, because the mean of its divisors is an integer number (88761582).

Almost surely, 2^4043632032 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 4043632032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6390833904).

4043632032 is an abundant number, since it is smaller than the sum of its proper divisors (8738035776).

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

4043632032 is a wasteful number, since it uses less digits than its factorization.

4043632032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24163 (or 24152 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 4043632032 is about 63589.5591429914. The cubic root of 4043632032 is about 1593.1519864255.

Adding to 4043632032 its reverse (2302363404), we get a palindrome (6345995436).

The spelling of 4043632032 in words is "four billion, forty-three million, six hundred thirty-two thousand, thirty-two".