5004821 has 2 divisors, whose sum is σ = 5004822. Its totient is φ = 5004820.

The previous prime is 5004803. The next prime is 5004827. The reversal of 5004821 is 1284005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4906225 + 98596 = 2215^2 + 314^2 .

It is a cyclic number.

It is not a de Polignac number, because 5004821 - 2⁶ = 5004757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5004793 and 5004802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5004827) 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, 2502410 + 2502411.

It is an arithmetic number, because the mean of its divisors is an integer number (2502411).

Almost surely, 2^5004821 is an apocalyptic number.

It is an amenable number.

5004821 is a deficient number, since it is larger than the sum of its proper divisors (1).

5004821 is an equidigital number, since it uses as much as digits as its factorization.

5004821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 5004821 is about 2237.1457261430. The cubic root of 5004821 is about 171.0525356403.

Adding to 5004821 its reverse (1284005), we get a palindrome (6288826).

The spelling of 5004821 in words is "five million, four thousand, eight hundred twenty-one".