6560401 has 8 divisors (see below), whose sum is σ = 6773760. Its totient is φ = 6350208.

The previous prime is 6560371. The next prime is 6560413. The reversal of 6560401 is 1040656.

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 6560401 - 2¹¹ = 6558353 is a prime.

It is a super-2 number, since 2×6560401² = 86077722561602, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6560431) 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, 3840 + ... + 5278.

It is an arithmetic number, because the mean of its divisors is an integer number (846720).

Almost surely, 2^6560401 is an apocalyptic number.

It is an amenable number.

6560401 is a deficient number, since it is larger than the sum of its proper divisors (213359).

6560401 is a wasteful number, since it uses less digits than its factorization.

6560401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 6560401 is about 2561.3279758750. The cubic root of 6560401 is about 187.2018467353.

The spelling of 6560401 in words is "six million, five hundred sixty thousand, four hundred one".