4688449 has 2 divisors, whose sum is σ = 4688450. Its totient is φ = 4688448.

The previous prime is 4688441. The next prime is 4688503. The reversal of 4688449 is 9448864.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3489424 + 1199025 = 1868^2 + 1095^2 .

It is a cyclic number.

It is not a de Polignac number, because 4688449 - 2³ = 4688441 is a prime.

It is not a weakly prime, because it can be changed into another prime (4688441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2344224 + 2344225.

It is an arithmetic number, because the mean of its divisors is an integer number (2344225).

Almost surely, 2^4688449 is an apocalyptic number.

It is an amenable number.

4688449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4688449 is an equidigital number, since it uses as much as digits as its factorization.

4688449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 43.

The square root of 4688449 is about 2165.2826605319. The cubic root of 4688449 is about 167.3695308361.

The spelling of 4688449 in words is "four million, six hundred eighty-eight thousand, four hundred forty-nine".