4040404115 has 16 divisors (see below), whose sum is σ = 5401797120. Its totient is φ = 2875953120.

The previous prime is 4040404097. The next prime is 4040404117. The reversal of 4040404115 is 5114040404.

It is a happy number.

It is not a de Polignac number, because 4040404115 - 2¹² = 4040400019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4040404117) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 778925 + ... + 784094.

It is an arithmetic number, because the mean of its divisors is an integer number (337612320).

Almost surely, 2^4040404115 is an apocalyptic number.

4040404115 is a deficient number, since it is larger than the sum of its proper divisors (1361393005).

4040404115 is a wasteful number, since it uses less digits than its factorization.

4040404115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563082.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 4040404115 is about 63564.1732031496. The cubic root of 4040404115 is about 1592.7279508609.

Adding to 4040404115 its reverse (5114040404), we get a palindrome (9154444519).

The spelling of 4040404115 in words is "four billion, forty million, four hundred four thousand, one hundred fifteen".