47947763 has 2 divisors, whose sum is σ = 47947764. Its totient is φ = 47947762.

The previous prime is 47947741. The next prime is 47947789. The reversal of 47947763 is 36774974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47947763 - 2¹⁸ = 47685619 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47947723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23973881 + 23973882.

It is an arithmetic number, because the mean of its divisors is an integer number (23973882).

Almost surely, 2^47947763 is an apocalyptic number.

47947763 is a deficient number, since it is larger than the sum of its proper divisors (1).

47947763 is an equidigital number, since it uses as much as digits as its factorization.

47947763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 889056, while the sum is 47.

The square root of 47947763 is about 6924.4323233028. The cubic root of 47947763 is about 363.2922360908.

The spelling of 47947763 in words is "forty-seven million, nine hundred forty-seven thousand, seven hundred sixty-three".