28716152 has 16 divisors (see below), whose sum is σ = 54056160. Its totient is φ = 14301184.

The previous prime is 28716143. The next prime is 28716173. The reversal of 28716152 is 25161782.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4928 + ... + 9039.

It is an arithmetic number, because the mean of its divisors is an integer number (3378510).

Almost surely, 2^28716152 is an apocalyptic number.

It is an amenable number.

28716152 is a deficient number, since it is larger than the sum of its proper divisors (25340008).

28716152 is a wasteful number, since it uses less digits than its factorization.

28716152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14230 (or 14226 counting only the distinct ones).

The product of its digits is 6720, while the sum is 32.

The square root of 28716152 is about 5358.7453755520. The cubic root of 28716152 is about 306.2260138371.

The spelling of 28716152 in words is "twenty-eight million, seven hundred sixteen thousand, one hundred fifty-two".