599994 has 32 divisors (see below), whose sum is σ = 1370880. Its totient is φ = 194400.

The previous prime is 599993. The next prime is 599999. The reversal of 599994 is 499995.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (599993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2079 + ... + 2349.

It is an arithmetic number, because the mean of its divisors is an integer number (42840).

2⁵⁹⁹⁹⁹⁴ is an apocalyptic number.

599994 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 599994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685440).

599994 is an abundant number, since it is smaller than the sum of its proper divisors (770886).

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

599994 is a wasteful number, since it uses less digits than its factorization.

599994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 317 counting only the distinct ones).

The product of its digits is 131220, while the sum is 45.

The square root of 599994 is about 774.5927962485. The cubic root of 599994 is about 84.3429853850.

Subtracting from 599994 its reverse (499995), we obtain a palindrome (99999).

It can be divided in two parts, 5 and 99994, that added together give a palindrome (99999).

The spelling of 599994 in words is "five hundred ninety-nine thousand, nine hundred ninety-four".