5556611 has 4 divisors (see below), whose sum is σ = 5567424. Its totient is φ = 5545800.

The previous prime is 5556559. The next prime is 5556619. The reversal of 5556611 is 1166555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5556611 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (5556619) 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, 4595 + ... + 5676.

It is an arithmetic number, because the mean of its divisors is an integer number (1391856).

Almost surely, 2^5556611 is an apocalyptic number.

5556611 is a deficient number, since it is larger than the sum of its proper divisors (10813).

5556611 is a wasteful number, since it uses less digits than its factorization.

5556611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10812.

The product of its digits is 4500, while the sum is 29.

The square root of 5556611 is about 2357.2464868995. The cubic root of 5556611 is about 177.1209765911.

The spelling of 5556611 in words is "five million, five hundred fifty-six thousand, six hundred eleven".