28368524 has 6 divisors (see below), whose sum is σ = 49644924. Its totient is φ = 14184260.

The previous prime is 28368511. The next prime is 28368533. The reversal of 28368524 is 42586382.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3546062 + ... + 3546069.

It is an arithmetic number, because the mean of its divisors is an integer number (8274154).

Almost surely, 2^28368524 is an apocalyptic number.

It is an amenable number.

28368524 is a deficient number, since it is larger than the sum of its proper divisors (21276400).

28368524 is a wasteful number, since it uses less digits than its factorization.

28368524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7092135 (or 7092133 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 28368524 is about 5326.2110359992. The cubic root of 28368524 is about 304.9853043175.

The spelling of 28368524 in words is "twenty-eight million, three hundred sixty-eight thousand, five hundred twenty-four".