47057827 has 2 divisors, whose sum is σ = 47057828. Its totient is φ = 47057826.

The previous prime is 47057809. The next prime is 47057837. The reversal of 47057827 is 72875074.

47057827 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 47057827 - 2¹⁵ = 47025059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47057827.

It is not a weakly prime, because it can be changed into another prime (47057837) 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, 23528913 + 23528914.

It is an arithmetic number, because the mean of its divisors is an integer number (23528914).

Almost surely, 2^47057827 is an apocalyptic number.

47057827 is a deficient number, since it is larger than the sum of its proper divisors (1).

47057827 is an equidigital number, since it uses as much as digits as its factorization.

47057827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109760, while the sum is 40.

The square root of 47057827 is about 6859.8707713775. The cubic root of 47057827 is about 361.0305527352.

The spelling of 47057827 in words is "forty-seven million, fifty-seven thousand, eight hundred twenty-seven".