28325027 has 2 divisors, whose sum is σ = 28325028. Its totient is φ = 28325026.

The previous prime is 28325021. The next prime is 28325053. The reversal of 28325027 is 72052382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28325027 - 2⁶ = 28324963 is a prime.

It is not a weakly prime, because it can be changed into another prime (28325021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14162513 + 14162514.

It is an arithmetic number, because the mean of its divisors is an integer number (14162514).

Almost surely, 2^28325027 is an apocalyptic number.

28325027 is a deficient number, since it is larger than the sum of its proper divisors (1).

28325027 is an equidigital number, since it uses as much as digits as its factorization.

28325027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 28325027 is about 5322.1261728749. The cubic root of 28325027 is about 304.8293482337.

The spelling of 28325027 in words is "twenty-eight million, three hundred twenty-five thousand, twenty-seven".