8482921 has 2 divisors, whose sum is σ = 8482922. Its totient is φ = 8482920.

The previous prime is 8482919. The next prime is 8482931. The reversal of 8482921 is 1292848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6553600 + 1929321 = 2560^2 + 1389^2 .

It is a cyclic number.

It is not a de Polignac number, because 8482921 - 2¹ = 8482919 is a prime.

Together with 8482919, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (8482931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4241460 + 4241461.

It is an arithmetic number, because the mean of its divisors is an integer number (4241461).

Almost surely, 2^8482921 is an apocalyptic number.

It is an amenable number.

8482921 is a deficient number, since it is larger than the sum of its proper divisors (1).

8482921 is an equidigital number, since it uses as much as digits as its factorization.

8482921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 34.

The square root of 8482921 is about 2912.5454502891. The cubic root of 8482921 is about 203.9459760187.

The spelling of 8482921 in words is "eight million, four hundred eighty-two thousand, nine hundred twenty-one".