5571216 has 60 divisors (see below), whose sum is σ = 17822272. Its totient is φ = 1591488.

The previous prime is 5571211. The next prime is 5571229. The reversal of 5571216 is 6121755.

It is a self number, because there is not a number n which added to its sum of digits gives 5571216.

It is not an unprimeable number, because it can be changed into a prime (5571211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1756 + ... + 3771.

Almost surely, 2^5571216 is an apocalyptic number.

5571216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5571216 is an abundant number, since it is smaller than the sum of its proper divisors (12251056).

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

5571216 is a wasteful number, since it uses less digits than its factorization.

5571216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5548 (or 5539 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 5571216 is about 2360.3423480504. The cubic root of 5571216 is about 177.2760224598.

The spelling of 5571216 in words is "five million, five hundred seventy-one thousand, two hundred sixteen".