4448881 has 2 divisors, whose sum is σ = 4448882. Its totient is φ = 4448880.

The previous prime is 4448863. The next prime is 4448921. The reversal of 4448881 is 1888444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3783025 + 665856 = 1945^2 + 816^2 .

It is a cyclic number.

It is not a de Polignac number, because 4448881 - 2¹⁹ = 3924593 is a prime.

It is a super-2 number, since 2×4448881² = 39585084304322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4448881.

It is not a weakly prime, because it can be changed into another prime (4440881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2224440 + 2224441.

It is an arithmetic number, because the mean of its divisors is an integer number (2224441).

Almost surely, 2^4448881 is an apocalyptic number.

It is an amenable number.

4448881 is a deficient number, since it is larger than the sum of its proper divisors (1).

4448881 is an equidigital number, since it uses as much as digits as its factorization.

4448881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32768, while the sum is 37.

The square root of 4448881 is about 2109.2370658605. The cubic root of 4448881 is about 164.4688275297.

It can be divided in two parts, 444888 and 1, that added together give a square (444889 = 667²).

The spelling of 4448881 in words is "four million, four hundred forty-eight thousand, eight hundred eighty-one".