39004728 has 32 divisors (see below), whose sum is σ = 111442560. Its totient is φ = 11144160.

The previous prime is 39004673. The next prime is 39004747. The reversal of 39004728 is 82740093.

It is a congruent number.

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, 115918 + ... + 116253.

It is an arithmetic number, because the mean of its divisors is an integer number (3482580).

Almost surely, 2^39004728 is an apocalyptic number.

It is an amenable number.

39004728 is an abundant number, since it is smaller than the sum of its proper divisors (72437832).

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

39004728 is a wasteful number, since it uses less digits than its factorization.

39004728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232187 (or 232183 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 39004728 is about 6245.3765298819. The cubic root of 39004728 is about 339.1348477201.

The spelling of 39004728 in words is "thirty-nine million, four thousand, seven hundred twenty-eight".