573939 has 16 divisors (see below), whose sum is σ = 880800. Its totient is φ = 368928.

The previous prime is 573929. The next prime is 573941. The reversal of 573939 is 939375.

573939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 573939 - 2¹² = 569843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (573929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417 + ... + 1149.

It is an arithmetic number, because the mean of its divisors is an integer number (55050).

2⁵⁷³⁹³⁹ is an apocalyptic number.

573939 is a deficient number, since it is larger than the sum of its proper divisors (306861).

573939 is a wasteful number, since it uses less digits than its factorization.

573939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771 (or 765 counting only the distinct ones).

The product of its digits is 25515, while the sum is 36.

The square root of 573939 is about 757.5876186950. The cubic root of 573939 is about 83.1039969926.

It can be divided in two parts, 5739 and 39, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 573939 in words is "five hundred seventy-three thousand, nine hundred thirty-nine".