4998647 has 2 divisors, whose sum is σ = 4998648. Its totient is φ = 4998646.

The previous prime is 4998641. The next prime is 4998667. The reversal of 4998647 is 7468994.

4998647 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4998647 - 2⁶ = 4998583 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4998641) 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, 2499323 + 2499324.

It is an arithmetic number, because the mean of its divisors is an integer number (2499324).

Almost surely, 2^4998647 is an apocalyptic number.

4998647 is a deficient number, since it is larger than the sum of its proper divisors (1).

4998647 is an equidigital number, since it uses as much as digits as its factorization.

4998647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 47.

The square root of 4998647 is about 2235.7654170328. The cubic root of 4998647 is about 170.9821692932.

The spelling of 4998647 in words is "four million, nine hundred ninety-eight thousand, six hundred forty-seven".