4643983 has 2 divisors, whose sum is σ = 4643984. Its totient is φ = 4643982.

The previous prime is 4643963. The next prime is 4643987. The reversal of 4643983 is 3893464.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4643983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4643987) 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, 2321991 + 2321992.

It is an arithmetic number, because the mean of its divisors is an integer number (2321992).

Almost surely, 2^4643983 is an apocalyptic number.

4643983 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643983 is an equidigital number, since it uses as much as digits as its factorization.

4643983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 37.

The square root of 4643983 is about 2154.9902551984. The cubic root of 4643983 is about 166.8387294164.

The spelling of 4643983 in words is "four million, six hundred forty-three thousand, nine hundred eighty-three".