28882873 has 2 divisors, whose sum is σ = 28882874. Its totient is φ = 28882872.

The previous prime is 28882859. The next prime is 28882877. The reversal of 28882873 is 37828882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28761769 + 121104 = 5363^2 + 348^2 .

It is a cyclic number.

It is not a de Polignac number, because 28882873 - 2⁹ = 28882361 is a prime.

It is not a weakly prime, because it can be changed into another prime (28882877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14441436 + 14441437.

It is an arithmetic number, because the mean of its divisors is an integer number (14441437).

Almost surely, 2^28882873 is an apocalyptic number.

It is an amenable number.

28882873 is a deficient number, since it is larger than the sum of its proper divisors (1).

28882873 is an equidigital number, since it uses as much as digits as its factorization.

28882873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 344064, while the sum is 46.

The square root of 28882873 is about 5374.2788353415. The cubic root of 28882873 is about 306.8175023318.

The spelling of 28882873 in words is "twenty-eight million, eight hundred eighty-two thousand, eight hundred seventy-three".