4884821 has 2 divisors, whose sum is σ = 4884822. Its totient is φ = 4884820.

The previous prime is 4884811. The next prime is 4884827. The reversal of 4884821 is 1284884.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 1406596 = 1865^2 + 1186^2 .

It is a cyclic number.

It is not a de Polignac number, because 4884821 - 2¹⁸ = 4622677 is a prime.

It is a super-2 number, since 2×4884821² = 47722952404082, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4884827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2442410 + 2442411.

It is an arithmetic number, because the mean of its divisors is an integer number (2442411).

Almost surely, 2^4884821 is an apocalyptic number.

It is an amenable number.

4884821 is a deficient number, since it is larger than the sum of its proper divisors (1).

4884821 is an equidigital number, since it uses as much as digits as its factorization.

4884821 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16384, while the sum is 35.

The square root of 4884821 is about 2210.1631161523. The cubic root of 4884821 is about 169.6743593217.

The spelling of 4884821 in words is "four million, eight hundred eighty-four thousand, eight hundred twenty-one".