28060559 has 4 divisors (see below), whose sum is σ = 28073616. Its totient is φ = 28047504.

The previous prime is 28060547. The next prime is 28060567. The reversal of 28060559 is 95506082.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28060559 - 2⁸ = 28060303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28000559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2459 + ... + 7884.

It is an arithmetic number, because the mean of its divisors is an integer number (7018404).

Almost surely, 2^28060559 is an apocalyptic number.

28060559 is a deficient number, since it is larger than the sum of its proper divisors (13057).

28060559 is a wasteful number, since it uses less digits than its factorization.

28060559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13056.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 28060559 is about 5297.2218190293. The cubic root of 28060559 is about 303.8776595386.

The spelling of 28060559 in words is "twenty-eight million, sixty thousand, five hundred fifty-nine".