40808008 has 16 divisors (see below), whose sum is σ = 76584060. Its totient is φ = 20385600.

The previous prime is 40807979. The next prime is 40808063. The reversal of 40808008 is 80080804.

It is a happy number.

40808008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 32058244 + 8749764 = 5662^2 + 2958^2 .

It is an unprimeable number.

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, 13518 + ... + 16258.

Almost surely, 2^40808008 is an apocalyptic number.

It is an amenable number.

40808008 is a deficient number, since it is larger than the sum of its proper divisors (35776052).

40808008 is a wasteful number, since it uses less digits than its factorization.

40808008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4608 (or 4604 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 40808008 is about 6388.1145888282. The cubic root of 40808008 is about 344.2826458342.

The spelling of 40808008 in words is "forty million, eight hundred eight thousand, eight".