5558993 has 8 divisors (see below), whose sum is σ = 6142080. Its totient is φ = 4988880.

The previous prime is 5558977. The next prime is 5558999. The reversal of 5558993 is 3998555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5558993 - 2⁴ = 5558977 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5558999) 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 7 ways as a sum of consecutive naturals, for example, 2330 + ... + 4067.

It is an arithmetic number, because the mean of its divisors is an integer number (767760).

Almost surely, 2^5558993 is an apocalyptic number.

It is an amenable number.

5558993 is a deficient number, since it is larger than the sum of its proper divisors (583087).

5558993 is a wasteful number, since it uses less digits than its factorization.

5558993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6487.

The product of its digits is 243000, while the sum is 44.

The square root of 5558993 is about 2357.7516832779. The cubic root of 5558993 is about 177.1462822971.

The spelling of 5558993 in words is "five million, five hundred fifty-eight thousand, nine hundred ninety-three".