39906084 has 24 divisors (see below), whose sum is σ = 93326688. Its totient is φ = 13271680.

The previous prime is 39906077. The next prime is 39906121. The reversal of 39906084 is 48060993.

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 7 ways as a sum of consecutive naturals, for example, 2044 + ... + 9164.

It is an arithmetic number, because the mean of its divisors is an integer number (3888612).

Almost surely, 2^39906084 is an apocalyptic number.

It is an amenable number.

39906084 is an abundant number, since it is smaller than the sum of its proper divisors (53420604).

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

39906084 is a wasteful number, since it uses less digits than its factorization.

39906084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7595 (or 7593 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 39906084 is about 6317.1262453746. The cubic root of 39906084 is about 341.7273227495.

The spelling of 39906084 in words is "thirty-nine million, nine hundred six thousand, eighty-four".