28448107 has 2 divisors, whose sum is σ = 28448108. Its totient is φ = 28448106.

The previous prime is 28448099. The next prime is 28448129. The reversal of 28448107 is 70184482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28448107 - 2³ = 28448099 is a prime.

It is not a weakly prime, because it can be changed into another prime (28448807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14224053 + 14224054.

It is an arithmetic number, because the mean of its divisors is an integer number (14224054).

Almost surely, 2^28448107 is an apocalyptic number.

28448107 is a deficient number, since it is larger than the sum of its proper divisors (1).

28448107 is an equidigital number, since it uses as much as digits as its factorization.

28448107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 34.

The square root of 28448107 is about 5333.6766868643. The cubic root of 28448107 is about 305.2702325962.

The spelling of 28448107 in words is "twenty-eight million, four hundred forty-eight thousand, one hundred seven".