5599993 has 4 divisors (see below), whose sum is σ = 6400000. Its totient is φ = 4799988.

The previous prime is 5599981. The next prime is 5599999. The reversal of 5599993 is 3999955.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3999955 = 5 ⋅799991.

It is a cyclic number.

It is not a de Polignac number, because 5599993 - 2⁵ = 5599961 is a prime.

It is a Duffinian number.

5599993 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5599999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399993 + ... + 400006.

It is an arithmetic number, because the mean of its divisors is an integer number (1600000).

Almost surely, 2^5599993 is an apocalyptic number.

It is an amenable number.

5599993 is a deficient number, since it is larger than the sum of its proper divisors (800007).

5599993 is an equidigital number, since it uses as much as digits as its factorization.

5599993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800006.

The product of its digits is 492075, while the sum is 49.

The square root of 5599993 is about 2366.4304342194. The cubic root of 5599993 is about 177.5807263565.

The spelling of 5599993 in words is "five million, five hundred ninety-nine thousand, nine hundred ninety-three".