28605152 has 24 divisors (see below), whose sum is σ = 59630256. Its totient is φ = 13460992.

The previous prime is 28605149. The next prime is 28605163. The reversal of 28605152 is 25150682.

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, 25748 + ... + 26835.

It is an arithmetic number, because the mean of its divisors is an integer number (2484594).

Almost surely, 2^28605152 is an apocalyptic number.

It is an amenable number.

28605152 is an abundant number, since it is smaller than the sum of its proper divisors (31025104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28605152 is a wasteful number, since it uses less digits than its factorization.

28605152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52610 (or 52602 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 28605152 is about 5348.3784458469. The cubic root of 28605152 is about 305.8309402626.

The spelling of 28605152 in words is "twenty-eight million, six hundred five thousand, one hundred fifty-two".