4647887 has 2 divisors, whose sum is σ = 4647888. Its totient is φ = 4647886.

The previous prime is 4647871. The next prime is 4647889. The reversal of 4647887 is 7887464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4647887 - 2⁴ = 4647871 is a prime.

Together with 4647889, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4647889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2323943 + 2323944.

It is an arithmetic number, because the mean of its divisors is an integer number (2323944).

Almost surely, 2^4647887 is an apocalyptic number.

4647887 is a deficient number, since it is larger than the sum of its proper divisors (1).

4647887 is an equidigital number, since it uses as much as digits as its factorization.

4647887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 301056, while the sum is 44.

The square root of 4647887 is about 2155.8958694705. The cubic root of 4647887 is about 166.8854677419.

The spelling of 4647887 in words is "four million, six hundred forty-seven thousand, eight hundred eighty-seven".