28516799 has 2 divisors, whose sum is σ = 28516800. Its totient is φ = 28516798.

The previous prime is 28516781. The next prime is 28516819. The reversal of 28516799 is 99761582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28516799 - 2¹² = 28512703 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28516759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14258399 + 14258400.

It is an arithmetic number, because the mean of its divisors is an integer number (14258400).

Almost surely, 2^28516799 is an apocalyptic number.

28516799 is a deficient number, since it is larger than the sum of its proper divisors (1).

28516799 is an equidigital number, since it uses as much as digits as its factorization.

28516799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 47.

The square root of 28516799 is about 5340.1122647375. The cubic root of 28516799 is about 305.5157412268.

The spelling of 28516799 in words is "twenty-eight million, five hundred sixteen thousand, seven hundred ninety-nine".