544399 has 2 divisors, whose sum is σ = 544400. Its totient is φ = 544398.

The previous prime is 544373. The next prime is 544403. The reversal of 544399 is 993445.

544399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544399 - 2⁵ = 544367 is a prime.

544399 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272199 + 272200.

It is an arithmetic number, because the mean of its divisors is an integer number (272200).

2⁵⁴⁴³⁹⁹ is an apocalyptic number.

544399 is a deficient number, since it is larger than the sum of its proper divisors (1).

544399 is an equidigital number, since it uses as much as digits as its factorization.

544399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 34.

The square root of 544399 is about 737.8339921690. The cubic root of 544399 is about 81.6530552538.

The spelling of 544399 in words is "five hundred forty-four thousand, three hundred ninety-nine".