599439 has 4 divisors (see below), whose sum is σ = 799256. Its totient is φ = 399624.

The previous prime is 599429. The next prime is 599477. The reversal of 599439 is 934995.

It is a happy number.

599439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 599439 - 2⁵ = 599407 is a prime.

It is a super-2 number, since 2×599439² = 718654229442, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 599397 and 599406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (599419) 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, 99904 + ... + 99909.

It is an arithmetic number, because the mean of its divisors is an integer number (199814).

2⁵⁹⁹⁴³⁹ is an apocalyptic number.

599439 is a deficient number, since it is larger than the sum of its proper divisors (199817).

599439 is a wasteful number, since it uses less digits than its factorization.

599439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199816.

The product of its digits is 43740, while the sum is 39.

The square root of 599439 is about 774.2344606125. The cubic root of 599439 is about 84.3169713484.

The spelling of 599439 in words is "five hundred ninety-nine thousand, four hundred thirty-nine".