39039472 has 20 divisors (see below), whose sum is σ = 76376560. Its totient is φ = 19329408.

The previous prime is 39039467. The next prime is 39039479. The reversal of 39039472 is 27493093.

39039472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39039479) by changing a digit.

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, 10197 + ... + 13492.

It is an arithmetic number, because the mean of its divisors is an integer number (3818828).

Almost surely, 2^39039472 is an apocalyptic number.

It is an amenable number.

39039472 is a deficient number, since it is larger than the sum of its proper divisors (37337088).

39039472 is a wasteful number, since it uses less digits than its factorization.

39039472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23800 (or 23794 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 39039472 is about 6248.1574884121. The cubic root of 39039472 is about 339.2355141853.

The spelling of 39039472 in words is "thirty-nine million, thirty-nine thousand, four hundred seventy-two".