40340008 has 16 divisors (see below), whose sum is σ = 75778560. Its totient is φ = 20132400.

The previous prime is 40339987. The next prime is 40340017. The reversal of 40340008 is 80004304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153 + ... + 8983.

It is an arithmetic number, because the mean of its divisors is an integer number (4736160).

Almost surely, 2^40340008 is an apocalyptic number.

It is an amenable number.

40340008 is a deficient number, since it is larger than the sum of its proper divisors (35438552).

40340008 is a wasteful number, since it uses less digits than its factorization.

40340008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9408 (or 9404 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 40340008 is about 6351.3784330647. The cubic root of 40340008 is about 342.9614658068.

The spelling of 40340008 in words is "forty million, three hundred forty thousand, eight".