4791973 has 2 divisors, whose sum is σ = 4791974. Its totient is φ = 4791972.

The previous prime is 4791961. The next prime is 4792001. The reversal of 4791973 is 3791974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2712609 + 2079364 = 1647^2 + 1442^2 .

It is a cyclic number.

It is not a de Polignac number, because 4791973 - 2⁹ = 4791461 is a prime.

4791973 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4791923) 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, 2395986 + 2395987.

It is an arithmetic number, because the mean of its divisors is an integer number (2395987).

Almost surely, 2^4791973 is an apocalyptic number.

It is an amenable number.

4791973 is a deficient number, since it is larger than the sum of its proper divisors (1).

4791973 is an equidigital number, since it uses as much as digits as its factorization.

4791973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 40.

The square root of 4791973 is about 2189.0575597732. The cubic root of 4791973 is about 168.5924495680.

Subtracting from 4791973 its reverse (3791974), we obtain a palindrome (999999).

The spelling of 4791973 in words is "four million, seven hundred ninety-one thousand, nine hundred seventy-three".