5591216 has 20 divisors (see below), whose sum is σ = 10983672. Its totient is φ = 2756736.

The previous prime is 5591213. The next prime is 5591221. The reversal of 5591216 is 6121955.

It is not an unprimeable number, because it can be changed into a prime (5591213) 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, 1226 + ... + 3561.

Almost surely, 2^5591216 is an apocalyptic number.

It is an amenable number.

5591216 is a deficient number, since it is larger than the sum of its proper divisors (5392456).

5591216 is a wasteful number, since it uses less digits than its factorization.

5591216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4868 (or 4862 counting only the distinct ones).

The product of its digits is 2700, while the sum is 29.

The square root of 5591216 is about 2364.5752261241. The cubic root of 5591216 is about 177.4879023693.

The spelling of 5591216 in words is "five million, five hundred ninety-one thousand, two hundred sixteen".