484821817 has 2 divisors, whose sum is σ = 484821818. Its totient is φ = 484821816.

The previous prime is 484821791. The next prime is 484821829. The reversal of 484821817 is 718128484.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273439296 + 211382521 = 16536^2 + 14539^2 .

It is a cyclic number.

It is not a de Polignac number, because 484821817 - 2¹⁹ = 484297529 is a prime.

It is not a weakly prime, because it can be changed into another prime (484821877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242410908 + 242410909.

It is an arithmetic number, because the mean of its divisors is an integer number (242410909).

Almost surely, 2^484821817 is an apocalyptic number.

It is an amenable number.

484821817 is a deficient number, since it is larger than the sum of its proper divisors (1).

484821817 is an equidigital number, since it uses as much as digits as its factorization.

484821817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 114688, while the sum is 43.

The square root of 484821817 is about 22018.6697372934. The cubic root of 484821817 is about 785.5865722857.

The spelling of 484821817 in words is "four hundred eighty-four million, eight hundred twenty-one thousand, eight hundred seventeen".