5556589 has 4 divisors (see below), whose sum is σ = 5685856. Its totient is φ = 5427324.

The previous prime is 5556559. The next prime is 5556619. The reversal of 5556589 is 9856555.

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.

It is an interprime number because it is at equal distance from previous prime (5556559) and next prime (5556619).

It is a cyclic number.

It is not a de Polignac number, because 5556589 - 2⁵ = 5556557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 129223 = 5556589 / (5 + 5 + 5 + 6 + 5 + 8 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556539) 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, 64569 + ... + 64654.

It is an arithmetic number, because the mean of its divisors is an integer number (1421464).

Almost surely, 2^5556589 is an apocalyptic number.

It is an amenable number.

5556589 is a deficient number, since it is larger than the sum of its proper divisors (129267).

5556589 is a wasteful number, since it uses less digits than its factorization.

5556589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129266.

The product of its digits is 270000, while the sum is 43.

The square root of 5556589 is about 2357.2418204334. The cubic root of 5556589 is about 177.1207428355.

It can be divided in two parts, 55 and 56589, that added together give a square (56644 = 238²).

The spelling of 5556589 in words is "five million, five hundred fifty-six thousand, five hundred eighty-nine".