28652804 has 24 divisors (see below), whose sum is σ = 52012800. Its totient is φ = 13796640.

The previous prime is 28652801. The next prime is 28652821. The reversal of 28652804 is 40825682.

It is not an unprimeable number, because it can be changed into a prime (28652801) by changing a digit.

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, 32927 + ... + 33785.

It is an arithmetic number, because the mean of its divisors is an integer number (2167200).

Almost surely, 2^28652804 is an apocalyptic number.

It is an amenable number.

28652804 is a deficient number, since it is larger than the sum of its proper divisors (23359996).

28652804 is a wasteful number, since it uses less digits than its factorization.

28652804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163 (or 1161 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 28652804 is about 5352.8314002965. The cubic root of 28652804 is about 306.0006692568. Note that the first 3 decimals are identical.

The spelling of 28652804 in words is "twenty-eight million, six hundred fifty-two thousand, eight hundred four".