599964 has 36 divisors (see below), whose sum is σ = 1495704. Its totient is φ = 187136.

The previous prime is 599959. The next prime is 599983. The reversal of 599964 is 469995.

It is a happy number.

599964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3382 + ... + 3554.

2⁵⁹⁹⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 599964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (747852).

599964 is an abundant number, since it is smaller than the sum of its proper divisors (895740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

599964 is a wasteful number, since it uses less digits than its factorization.

599964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 195 counting only the distinct ones).

The product of its digits is 87480, while the sum is 42.

The square root of 599964 is about 774.5734309928. The cubic root of 599964 is about 84.3415796311.

Adding to 599964 its sum of digits (42), we get a palindrome (600006).

The spelling of 599964 in words is "five hundred ninety-nine thousand, nine hundred sixty-four".