5989993 has 2 divisors, whose sum is σ = 5989994. Its totient is φ = 5989992.

The previous prime is 5989939. The next prime is 5989999. The reversal of 5989993 is 3999895.

Together with previous prime (5989939) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5626384 + 363609 = 2372^2 + 603^2 .

It is a cyclic number.

It is not a de Polignac number, because 5989993 - 2⁹ = 5989481 is a prime.

It is a super-2 number, since 2×5989993² = 71760032280098, which contains 22 as substring.

5989993 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5989993.

It is not a weakly prime, because it can be changed into another prime (5989999) 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 as a sum of consecutive naturals, namely, 2994996 + 2994997.

It is an arithmetic number, because the mean of its divisors is an integer number (2994997).

Almost surely, 2^5989993 is an apocalyptic number.

It is an amenable number.

5989993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5989993 is an equidigital number, since it uses as much as digits as its factorization.

5989993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 787320, while the sum is 52.

The square root of 5989993 is about 2447.4462200424. The cubic root of 5989993 is about 181.6109812588.

The spelling of 5989993 in words is "five million, nine hundred eighty-nine thousand, nine hundred ninety-three".