28328752 has 10 divisors (see below), whose sum is σ = 54886988. Its totient is φ = 14164368.

The previous prime is 28328731. The next prime is 28328767. The reversal of 28328752 is 25782382.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 885258 + ... + 885289.

Almost surely, 2^28328752 is an apocalyptic number.

It is an amenable number.

28328752 is a deficient number, since it is larger than the sum of its proper divisors (26558236).

28328752 is a wasteful number, since it uses less digits than its factorization.

28328752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770555 (or 1770549 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 28328752 is about 5322.4761154936. The cubic root of 28328752 is about 304.8427102633.

The spelling of 28328752 in words is "twenty-eight million, three hundred twenty-eight thousand, seven hundred fifty-two".