4863641 has 2 divisors, whose sum is σ = 4863642. Its totient is φ = 4863640.

The previous prime is 4863631. The next prime is 4863653. The reversal of 4863641 is 1463684.

4863641 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 can be written as a sum of positive squares in only one way, i.e., 4748041 + 115600 = 2179^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 4863641 - 2⁶ = 4863577 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4863598 and 4863607.

It is not a weakly prime, because it can be changed into another prime (4863611) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2431820 + 2431821.

It is an arithmetic number, because the mean of its divisors is an integer number (2431821).

Almost surely, 2^4863641 is an apocalyptic number.

It is an amenable number.

4863641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4863641 is an equidigital number, since it uses as much as digits as its factorization.

4863641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 32.

The square root of 4863641 is about 2205.3664094658. The cubic root of 4863641 is about 169.4287747899.

The spelling of 4863641 in words is "four million, eight hundred sixty-three thousand, six hundred forty-one".