544855 has 4 divisors (see below), whose sum is σ = 653832. Its totient is φ = 435880.

The previous prime is 544837. The next prime is 544861. The reversal of 544855 is 558445.

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

It is not a de Polignac number, because 544855 - 2⁷ = 544727 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

544855 is a lucky number.

It is a congruent 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, 54481 + ... + 54490.

It is an arithmetic number, because the mean of its divisors is an integer number (163458).

2⁵⁴⁴⁸⁵⁵ is an apocalyptic number.

544855 is a deficient number, since it is larger than the sum of its proper divisors (108977).

544855 is a wasteful number, since it uses less digits than its factorization.

544855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108976.

The product of its digits is 16000, while the sum is 31.

The square root of 544855 is about 738.1429400868. The cubic root of 544855 is about 81.6758469943.

The spelling of 544855 in words is "five hundred forty-four thousand, eight hundred fifty-five".