4490549 has 16 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 3709680.

The previous prime is 4490509. The next prime is 4490581. The reversal of 4490549 is 9450944.

It is a cyclic number.

It is not a de Polignac number, because 4490549 - 2⁸ = 4490293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34214 + ... + 34344.

It is an arithmetic number, because the mean of its divisors is an integer number (332640).

Almost surely, 2^4490549 is an apocalyptic number.

It is an amenable number.

4490549 is a deficient number, since it is larger than the sum of its proper divisors (831691).

4490549 is a wasteful number, since it uses less digits than its factorization.

4490549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 4490549 is about 2119.0915506415. The cubic root of 4490549 is about 164.9807017528.

The spelling of 4490549 in words is "four million, four hundred ninety thousand, five hundred forty-nine".