47898089 has 2 divisors, whose sum is σ = 47898090. Its totient is φ = 47898088.

The previous prime is 47898041. The next prime is 47898113. The reversal of 47898089 is 98089874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44782864 + 3115225 = 6692^2 + 1765^2 .

It is a cyclic number.

It is not a de Polignac number, because 47898089 - 2²⁰ = 46849513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 47898089.

It is not a weakly prime, because it can be changed into another prime (47898289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23949044 + 23949045.

It is an arithmetic number, because the mean of its divisors is an integer number (23949045).

Almost surely, 2^47898089 is an apocalyptic number.

It is an amenable number.

47898089 is a deficient number, since it is larger than the sum of its proper divisors (1).

47898089 is an equidigital number, since it uses as much as digits as its factorization.

47898089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 53.

The square root of 47898089 is about 6920.8445293909. The cubic root of 47898089 is about 363.1667355255.

The spelling of 47898089 in words is "forty-seven million, eight hundred ninety-eight thousand, eighty-nine".