4449691 has 2 divisors, whose sum is σ = 4449692. Its totient is φ = 4449690.

The previous prime is 4449661. The next prime is 4449701. The reversal of 4449691 is 1969444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4449691 - 2⁵ = 4449659 is a prime.

It is a Chen prime.

4449691 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4449691.

It is not a weakly prime, because it can be changed into another prime (4449661) 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, 2224845 + 2224846.

It is an arithmetic number, because the mean of its divisors is an integer number (2224846).

Almost surely, 2^4449691 is an apocalyptic number.

4449691 is a deficient number, since it is larger than the sum of its proper divisors (1).

4449691 is an equidigital number, since it uses as much as digits as its factorization.

4449691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 4449691 is about 2109.4290696774. The cubic root of 4449691 is about 164.4788084415.

The spelling of 4449691 in words is "four million, four hundred forty-nine thousand, six hundred ninety-one".