28883563 has 2 divisors, whose sum is σ = 28883564. Its totient is φ = 28883562.

The previous prime is 28883531. The next prime is 28883587. The reversal of 28883563 is 36538882.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28883563 - 2⁵ = 28883531 is a prime.

It is not a weakly prime, because it can be changed into another prime (28883513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14441781 + 14441782.

It is an arithmetic number, because the mean of its divisors is an integer number (14441782).

Almost surely, 2^28883563 is an apocalyptic number.

28883563 is a deficient number, since it is larger than the sum of its proper divisors (1).

28883563 is an equidigital number, since it uses as much as digits as its factorization.

28883563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 43.

The square root of 28883563 is about 5374.3430296177. The cubic root of 28883563 is about 306.8199455605.

The spelling of 28883563 in words is "twenty-eight million, eight hundred eighty-three thousand, five hundred sixty-three".