4687873 has 2 divisors, whose sum is σ = 4687874. Its totient is φ = 4687872.

The previous prime is 4687871. The next prime is 4687901. The reversal of 4687873 is 3787864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4566769 + 121104 = 2137^2 + 348^2 .

It is a cyclic number.

It is not a de Polignac number, because 4687873 - 2¹ = 4687871 is a prime.

Together with 4687871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4687871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2343936 + 2343937.

It is an arithmetic number, because the mean of its divisors is an integer number (2343937).

Almost surely, 2^4687873 is an apocalyptic number.

It is an amenable number.

4687873 is a deficient number, since it is larger than the sum of its proper divisors (1).

4687873 is an equidigital number, since it uses as much as digits as its factorization.

4687873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 43.

The square root of 4687873 is about 2165.1496484077. The cubic root of 4687873 is about 167.3626764871.

Subtracting from 4687873 its reverse (3787864), we obtain a palindrome (900009).

The spelling of 4687873 in words is "four million, six hundred eighty-seven thousand, eight hundred seventy-three".