5560921 has 8 divisors (see below), whose sum is σ = 5970024. Its totient is φ = 5160960.

The previous prime is 5560903. The next prime is 5560931. The reversal of 5560921 is 1290655.

It can be written as a sum of positive squares in 4 ways, for example, as 2449225 + 3111696 = 1565^2 + 1764^2 .

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 5560921 - 2⁹ = 5560409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5560921.

It is not an unprimeable number, because it can be changed into a prime (5560931) 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, 1000 + ... + 3481.

It is an arithmetic number, because the mean of its divisors is an integer number (746253).

Almost surely, 2^5560921 is an apocalyptic number.

It is an amenable number.

5560921 is a deficient number, since it is larger than the sum of its proper divisors (409103).

5560921 is a wasteful number, since it uses less digits than its factorization.

5560921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4571.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 5560921 is about 2358.1605119245. The cubic root of 5560921 is about 177.1667595404.

The spelling of 5560921 in words is "five million, five hundred sixty thousand, nine hundred twenty-one".