4043052240 has 160 divisors (see below), whose sum is σ = 13500850176. Its totient is φ = 997962240.

The previous prime is 4043052229. The next prime is 4043052257. The reversal of 4043052240 is 422503404.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4043052240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159307 + ... + 182933.

Almost surely, 2^4043052240 is an apocalyptic number.

4043052240 is a gapful number since it is divisible by the number (40) 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 4043052240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6750425088).

4043052240 is an abundant number, since it is smaller than the sum of its proper divisors (9457797936).

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

4043052240 is a wasteful number, since it uses less digits than its factorization.

4043052240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23697 (or 23691 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 4043052240 is about 63585.0001179523. Note that the first 3 decimals coincide. The cubic root of 4043052240 is about 1593.0758386356.

Adding to 4043052240 its reverse (422503404), we get a palindrome (4465555644).

The spelling of 4043052240 in words is "four billion, forty-three million, fifty-two thousand, two hundred forty".