4003539040 has 24 divisors (see below), whose sum is σ = 9458361360. Its totient is φ = 1601415552.

The previous prime is 4003539031. The next prime is 4003539047. The reversal of 4003539040 is 409353004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4003539047) 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 3 ways as a sum of consecutive naturals, for example, 12510900 + ... + 12511219.

It is an arithmetic number, because the mean of its divisors is an integer number (394098390).

Almost surely, 2^4003539040 is an apocalyptic number.

4003539040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4003539040 is an abundant number, since it is smaller than the sum of its proper divisors (5454822320).

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

4003539040 is a wasteful number, since it uses less digits than its factorization.

4003539040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25022134 (or 25022126 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 4003539040 is about 63273.5255853505. The cubic root of 4003539040 is about 1587.8690702856.

The spelling of 4003539040 in words is "four billion, three million, five hundred thirty-nine thousand, forty".