47088947 has 2 divisors, whose sum is σ = 47088948. Its totient is φ = 47088946.

The previous prime is 47088919. The next prime is 47088959. The reversal of 47088947 is 74988074.

47088947 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 is a cyclic number.

It is not a de Polignac number, because 47088947 - 2¹⁴ = 47072563 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47088047) 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, 23544473 + 23544474.

It is an arithmetic number, because the mean of its divisors is an integer number (23544474).

Almost surely, 2^47088947 is an apocalyptic number.

47088947 is a deficient number, since it is larger than the sum of its proper divisors (1).

47088947 is an equidigital number, since it uses as much as digits as its factorization.

47088947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 451584, while the sum is 47.

The square root of 47088947 is about 6862.1386607966. The cubic root of 47088947 is about 361.1101200516.

The spelling of 47088947 in words is "forty-seven million, eighty-eight thousand, nine hundred forty-seven".