544408 has 16 divisors (see below), whose sum is σ = 1081080. Its totient is φ = 256128.

The previous prime is 544403. The next prime is 544429. The reversal of 544408 is 804445.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 544408.

It is not an unprimeable number, because it can be changed into a prime (544403) by changing a digit.

544408 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866 + ... + 2137.

2⁵⁴⁴⁴⁰⁸ is an apocalyptic number.

It is an amenable number.

544408 is a deficient number, since it is larger than the sum of its proper divisors (536672).

544408 is a wasteful number, since it uses less digits than its factorization.

544408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026 (or 4022 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 544408 is about 737.8400910767. The cubic root of 544408 is about 81.6535052139.

The spelling of 544408 in words is "five hundred forty-four thousand, four hundred eight".