544045 has 8 divisors (see below), whose sum is σ = 665496. Its totient is φ = 426816.

The previous prime is 544031. The next prime is 544097. The reversal of 544045 is 540445.

It can be written as a sum of positive squares in 4 ways, for example, as 100489 + 443556 = 317^2 + 666^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 544045 - 2⁵ = 544013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762 + ... + 1291.

It is an arithmetic number, because the mean of its divisors is an integer number (83187).

2⁵⁴⁴⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

544045 is a deficient number, since it is larger than the sum of its proper divisors (121451).

544045 is a wasteful number, since it uses less digits than its factorization.

544045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 544045 is about 737.5940617982. The cubic root of 544045 is about 81.6353528890.

Subtracting from 544045 its reverse (540445), we obtain a square (3600 = 60²).

The spelling of 544045 in words is "five hundred forty-four thousand, forty-five".