5993991 has 12 divisors (see below), whose sum is σ = 8679840. Its totient is φ = 3985920.

The previous prime is 5993969. The next prime is 5993993. The reversal of 5993991 is 1993995.

5993991 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5993991 - 2⁵ = 5993959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5993993) by changing a digit.

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, 5250 + ... + 6288.

It is an arithmetic number, because the mean of its divisors is an integer number (723320).

Almost surely, 2^5993991 is an apocalyptic number.

5993991 is a deficient number, since it is larger than the sum of its proper divisors (2685849).

5993991 is a wasteful number, since it uses less digits than its factorization.

5993991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686 (or 1683 counting only the distinct ones).

The product of its digits is 98415, while the sum is 45.

The square root of 5993991 is about 2448.2628535351. The cubic root of 5993991 is about 181.6513774786.

The spelling of 5993991 in words is "five million, nine hundred ninety-three thousand, nine hundred ninety-one".