544138 has 8 divisors (see below), whose sum is σ = 932832. Its totient is φ = 233196.

The previous prime is 544133. The next prime is 544139. The reversal of 544138 is 831445.

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

It is a super-3 number, since 3×544138³ = 483335197759308216, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (544133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19420 + ... + 19447.

It is an arithmetic number, because the mean of its divisors is an integer number (116604).

2⁵⁴⁴¹³⁸ is an apocalyptic number.

544138 is a deficient number, since it is larger than the sum of its proper divisors (388694).

544138 is a wasteful number, since it uses less digits than its factorization.

544138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38876.

The product of its digits is 1920, while the sum is 25.

The square root of 544138 is about 737.6571019112. The cubic root of 544138 is about 81.6400042538.

The spelling of 544138 in words is "five hundred forty-four thousand, one hundred thirty-eight".