5994 has 20 divisors (see below), whose sum is σ = 13794. Its totient is φ = 1944.

The previous prime is 5987. The next prime is 6007. The reversal of 5994 is 4995.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3969 + 2025 = 63^2 + 45^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 11.

It is a nialpdrome in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 144 + ... + 180.

5994 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 5994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6897).

5994 is an abundant number, since it is smaller than the sum of its proper divisors (7800).

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

5994 is a wasteful number, since it uses less digits than its factorization.

5994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51 (or 42 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 5994 is about 77.4209274034. The cubic root of 5994 is about 18.1651468395.

5994 divided by its sum of digits (27) gives a palindrome (222).

Subtracting from 5994 its reverse (4995), we obtain a palindrome (999).

It can be divided in two parts, 59 and 94, that added together give a triangular number (153 = T₁₇).

The spelling of 5994 in words is "five thousand, nine hundred ninety-four".