5611660 has 12 divisors (see below), whose sum is σ = 11784528. Its totient is φ = 2244656.

The previous prime is 5611643. The next prime is 5611663. The reversal of 5611660 is 661165.

5611660 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (5611663) 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, 140272 + ... + 140311.

It is an arithmetic number, because the mean of its divisors is an integer number (982044).

Almost surely, 2^5611660 is an apocalyptic number.

It is an amenable number.

5611660 is an abundant number, since it is smaller than the sum of its proper divisors (6172868).

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

5611660 is a wasteful number, since it uses less digits than its factorization.

5611660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280592 (or 280590 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 5611660 is about 2368.8942568211. The cubic root of 5611660 is about 177.7039644380.

The spelling of 5611660 in words is "five million, six hundred eleven thousand, six hundred sixty".