5516409 has 16 divisors (see below), whose sum is σ = 7675200. Its totient is φ = 3519936.

The previous prime is 5516393. The next prime is 5516417. The reversal of 5516409 is 9046155.

It is not a de Polignac number, because 5516409 - 2⁴ = 5516393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5516009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13987 + ... + 14375.

It is an arithmetic number, because the mean of its divisors is an integer number (479700).

Almost surely, 2^5516409 is an apocalyptic number.

It is an amenable number.

5516409 is a deficient number, since it is larger than the sum of its proper divisors (2158791).

5516409 is a wasteful number, since it uses less digits than its factorization.

5516409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5516409 is about 2348.7036850144. The cubic root of 5516409 is about 176.6927863758.

The spelling of 5516409 in words is "five million, five hundred sixteen thousand, four hundred nine".