47867089 has 2 divisors, whose sum is σ = 47867090. Its totient is φ = 47867088.

The previous prime is 47867077. The next prime is 47867093. The reversal of 47867089 is 98076874.

47867089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26780625 + 21086464 = 5175^2 + 4592^2 .

It is a cyclic number.

It is not a de Polignac number, because 47867089 - 2⁷ = 47866961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47867059) 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, 23933544 + 23933545.

It is an arithmetic number, because the mean of its divisors is an integer number (23933545).

Almost surely, 2^47867089 is an apocalyptic number.

It is an amenable number.

47867089 is a deficient number, since it is larger than the sum of its proper divisors (1).

47867089 is an equidigital number, since it uses as much as digits as its factorization.

47867089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 49.

The square root of 47867089 is about 6918.6045558335. The cubic root of 47867089 is about 363.0883705447.

The spelling of 47867089 in words is "forty-seven million, eight hundred sixty-seven thousand, eighty-nine".