28882543 has 2 divisors, whose sum is σ = 28882544. Its totient is φ = 28882542.

The previous prime is 28882537. The next prime is 28882559. The reversal of 28882543 is 34528882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28882543 - 2²¹ = 26785391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28882496 and 28882505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28882583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14441271 + 14441272.

It is an arithmetic number, because the mean of its divisors is an integer number (14441272).

Almost surely, 2^28882543 is an apocalyptic number.

28882543 is a deficient number, since it is larger than the sum of its proper divisors (1).

28882543 is an equidigital number, since it uses as much as digits as its factorization.

28882543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122880, while the sum is 40.

The square root of 28882543 is about 5374.2481334602. The cubic root of 28882543 is about 306.8163338174.

The spelling of 28882543 in words is "twenty-eight million, eight hundred eighty-two thousand, five hundred forty-three".