544465 has 4 divisors (see below), whose sum is σ = 653364. Its totient is φ = 435568.

The previous prime is 544451. The next prime is 544471. The reversal of 544465 is 564445.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 221841 + 322624 = 471^2 + 568^2 .

It is a cyclic number.

It is not a de Polignac number, because 544465 - 2¹³ = 536273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54442 + ... + 54451.

It is an arithmetic number, because the mean of its divisors is an integer number (163341).

2⁵⁴⁴⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

544465 is a deficient number, since it is larger than the sum of its proper divisors (108899).

544465 is a wasteful number, since it uses less digits than its factorization.

544465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108898.

The product of its digits is 9600, while the sum is 28.

The square root of 544465 is about 737.8787163213. The cubic root of 544465 is about 81.6563548459.

The spelling of 544465 in words is "five hundred forty-four thousand, four hundred sixty-five".