4791847 has 2 divisors, whose sum is σ = 4791848. Its totient is φ = 4791846.

The previous prime is 4791817. The next prime is 4791851. The reversal of 4791847 is 7481974.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4791847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4791817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2395923 + 2395924.

It is an arithmetic number, because the mean of its divisors is an integer number (2395924).

Almost surely, 2^4791847 is an apocalyptic number.

4791847 is a deficient number, since it is larger than the sum of its proper divisors (1).

4791847 is an equidigital number, since it uses as much as digits as its factorization.

4791847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 40.

The square root of 4791847 is about 2189.0287800758. The cubic root of 4791847 is about 168.5909719000.

The spelling of 4791847 in words is "four million, seven hundred ninety-one thousand, eight hundred forty-seven".