5566001 has 8 divisors (see below), whose sum is σ = 6469440. Its totient is φ = 4689648.

The previous prime is 5565997. The next prime is 5566003. The reversal of 5566001 is 1006655.

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 5566001 - 2² = 5565997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5566003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6326 + ... + 7151.

It is an arithmetic number, because the mean of its divisors is an integer number (808680).

Almost surely, 2^5566001 is an apocalyptic number.

It is an amenable number.

5566001 is a deficient number, since it is larger than the sum of its proper divisors (903439).

5566001 is a wasteful number, since it uses less digits than its factorization.

5566001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13543.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5566001 is about 2359.2373767809. The cubic root of 5566001 is about 177.2206914472.

The spelling of 5566001 in words is "five million, five hundred sixty-six thousand, one".