4663973 has 2 divisors, whose sum is σ = 4663974. Its totient is φ = 4663972.

The previous prime is 4663969. The next prime is 4663979. The reversal of 4663973 is 3793664.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4169764 + 494209 = 2042^2 + 703^2 .

It is a cyclic number.

It is not a de Polignac number, because 4663973 - 2² = 4663969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4663979) 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, 2331986 + 2331987.

It is an arithmetic number, because the mean of its divisors is an integer number (2331987).

Almost surely, 2^4663973 is an apocalyptic number.

It is an amenable number.

4663973 is a deficient number, since it is larger than the sum of its proper divisors (1).

4663973 is an equidigital number, since it uses as much as digits as its factorization.

4663973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 38.

The square root of 4663973 is about 2159.6233467899. The cubic root of 4663973 is about 167.0777722306.

The spelling of 4663973 in words is "four million, six hundred sixty-three thousand, nine hundred seventy-three".