5510661 has 16 divisors (see below), whose sum is σ = 7996800. Its totient is φ = 3355200.

The previous prime is 5510651. The next prime is 5510693. The reversal of 5510661 is 1660155.

5510661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5510661 - 2⁵ = 5510629 is a prime.

5510661 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5510611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3240 + ... + 4638.

It is an arithmetic number, because the mean of its divisors is an integer number (499800).

Almost surely, 2^5510661 is an apocalyptic number.

It is an amenable number.

5510661 is a deficient number, since it is larger than the sum of its proper divisors (2486139).

5510661 is a wasteful number, since it uses less digits than its factorization.

5510661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 5510661 is about 2347.4797123724. The cubic root of 5510661 is about 176.6313948016.

The spelling of 5510661 in words is "five million, five hundred ten thousand, six hundred sixty-one".