5510921 has 6 divisors (see below), whose sum is σ = 5967630. Its totient is φ = 5086848.

The previous prime is 5510917. The next prime is 5510959. The reversal of 5510921 is 1290155.

5510921 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 40000 + 5470921 = 200^2 + 2339^2 .

It is not a de Polignac number, because 5510921 - 2² = 5510917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5510971) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16136 + ... + 16473.

It is an arithmetic number, because the mean of its divisors is an integer number (994605).

Almost surely, 2^5510921 is an apocalyptic number.

It is an amenable number.

5510921 is a deficient number, since it is larger than the sum of its proper divisors (456709).

5510921 is a wasteful number, since it uses less digits than its factorization.

5510921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32635 (or 32622 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 5510921 is about 2347.5350902596. The cubic root of 5510921 is about 176.6341726560.

The spelling of 5510921 in words is "five million, five hundred ten thousand, nine hundred twenty-one".