4648169 has 2 divisors, whose sum is σ = 4648170. Its totient is φ = 4648168.

The previous prime is 4648151. The next prime is 4648181. The reversal of 4648169 is 9618464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4141225 + 506944 = 2035^2 + 712^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4648169 is a prime.

It is a super-2 number, since 2×4648169² = 43210950105122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4648069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2324084 + 2324085.

It is an arithmetic number, because the mean of its divisors is an integer number (2324085).

Almost surely, 2^4648169 is an apocalyptic number.

It is an amenable number.

4648169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4648169 is an equidigital number, since it uses as much as digits as its factorization.

4648169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 4648169 is about 2155.9612705241. The cubic root of 4648169 is about 166.8888428061. Note that the first 4 decimals are identical.

The spelling of 4648169 in words is "four million, six hundred forty-eight thousand, one hundred sixty-nine".