4040804840 has 32 divisors (see below), whose sum is σ = 9227515680. Its totient is φ = 1592196672.

The previous prime is 4040804819. The next prime is 4040804863. The reversal of 4040804840 is 484080404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4040804797 and 4040804806.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751202 + ... + 756561.

It is an arithmetic number, because the mean of its divisors is an integer number (288359865).

Almost surely, 2^4040804840 is an apocalyptic number.

4040804840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4040804840 is an abundant number, since it is smaller than the sum of its proper divisors (5186710840).

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

4040804840 is a wasteful number, since it uses less digits than its factorization.

4040804840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507841 (or 1507837 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 4040804840 is about 63567.3252544104. The cubic root of 4040804840 is about 1592.7806044067.

The spelling of 4040804840 in words is "four billion, forty million, eight hundred four thousand, eight hundred forty".