544454 has 4 divisors (see below), whose sum is σ = 816684. Its totient is φ = 272226.

The previous prime is 544451. The next prime is 544471. The reversal of 544454 is 454445.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136112 + ... + 136115.

It is an arithmetic number, because the mean of its divisors is an integer number (204171).

2⁵⁴⁴⁴⁵⁴ is an apocalyptic number.

544454 is a deficient number, since it is larger than the sum of its proper divisors (272230).

544454 is a wasteful number, since it uses less digits than its factorization.

544454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272229.

The product of its digits is 6400, while the sum is 26.

The square root of 544454 is about 737.8712624842. The cubic root of 544454 is about 81.6558049324.

Adding to 544454 its reverse (454445), we get a palindrome (998899).

Subtracting from 544454 its reverse (454445), we obtain a palindrome (90009).

The spelling of 544454 in words is "five hundred forty-four thousand, four hundred fifty-four".