6560920 has 16 divisors (see below), whose sum is σ = 14762160. Its totient is φ = 2624352.

The previous prime is 6560891. The next prime is 6560921. The reversal of 6560920 is 290656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6560921) 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, 81972 + ... + 82051.

It is an arithmetic number, because the mean of its divisors is an integer number (922635).

Almost surely, 2^6560920 is an apocalyptic number.

It is an amenable number.

6560920 is an abundant number, since it is smaller than the sum of its proper divisors (8201240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6560920 is a wasteful number, since it uses less digits than its factorization.

6560920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164034 (or 164030 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 6560920 is about 2561.4292885028. The cubic root of 6560920 is about 187.2067831813.

The spelling of 6560920 in words is "six million, five hundred sixty thousand, nine hundred twenty".