5999988 has 36 divisors (see below), whose sum is σ = 14566272. Its totient is φ = 1920240.

The previous prime is 5999947. The next prime is 5999993. The reversal of 5999988 is 8899995.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47181 + ... + 47307.

Almost surely, 2^5999988 is an apocalyptic number.

It is an amenable number.

5999988 is an abundant number, since it is smaller than the sum of its proper divisors (8566284).

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

5999988 is a wasteful number, since it uses less digits than its factorization.

5999988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292 (or 163 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 57.

The square root of 5999988 is about 2449.4872932922. The cubic root of 5999988 is about 181.7119381418.

It can be divided in two parts, 599998 and 8, that added together give a palindrome (600006).

The spelling of 5999988 in words is "five million, nine hundred ninety-nine thousand, nine hundred eighty-eight".