39296728 has 8 divisors (see below), whose sum is σ = 73681380. Its totient is φ = 19648360.

The previous prime is 39296723. The next prime is 39296743. The reversal of 39296728 is 82769293.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39296723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2456038 + ... + 2456053.

Almost surely, 2^39296728 is an apocalyptic number.

It is an amenable number.

39296728 is a deficient number, since it is larger than the sum of its proper divisors (34384652).

39296728 is a wasteful number, since it uses less digits than its factorization.

39296728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4912097 (or 4912093 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The square root of 39296728 is about 6268.7102341710. The cubic root of 39296728 is about 339.9790298485.

The spelling of 39296728 in words is "thirty-nine million, two hundred ninety-six thousand, seven hundred twenty-eight".