4449000 has 64 divisors (see below), whose sum is σ = 13890240. Its totient is φ = 1185600.

The previous prime is 4448989. The next prime is 4449017. The reversal of 4449000 is 9444.

It is a happy number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 2259 + ... + 3741.

It is an arithmetic number, because the mean of its divisors is an integer number (217035).

Almost surely, 2^4449000 is an apocalyptic number.

4449000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4449000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6945120).

4449000 is an abundant number, since it is smaller than the sum of its proper divisors (9441240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4449000 is a wasteful number, since it uses less digits than its factorization.

4449000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507 (or 1493 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4449000 is about 2109.2652749239. The cubic root of 4449000 is about 164.4702939371.

The spelling of 4449000 in words is "four million, four hundred forty-nine thousand".