28898099 has 2 divisors, whose sum is σ = 28898100. Its totient is φ = 28898098.

The previous prime is 28898081. The next prime is 28898117. The reversal of 28898099 is 99089882.

It is a balanced prime because it is at equal distance from previous prime (28898081) and next prime (28898117).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28898099 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28898099.

It is not a weakly prime, because it can be changed into another prime (28898029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14449049 + 14449050.

It is an arithmetic number, because the mean of its divisors is an integer number (14449050).

Almost surely, 2^28898099 is an apocalyptic number.

28898099 is a deficient number, since it is larger than the sum of its proper divisors (1).

28898099 is an equidigital number, since it uses as much as digits as its factorization.

28898099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 53.

The square root of 28898099 is about 5375.6952108541. The cubic root of 28898099 is about 306.8714072028.

The spelling of 28898099 in words is "twenty-eight million, eight hundred ninety-eight thousand, ninety-nine".