5631216 has 80 divisors (see below), whose sum is σ = 15784704. Its totient is φ = 1723392.

The previous prime is 5631209. The next prime is 5631221. The reversal of 5631216 is 6121365.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54621 + ... + 54723.

Almost surely, 2^5631216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5631216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7892352).

5631216 is an abundant number, since it is smaller than the sum of its proper divisors (10153488).

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

5631216 is a wasteful number, since it uses less digits than its factorization.

5631216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 192 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 5631216 is about 2373.0183311555. The cubic root of 5631216 is about 177.9101511788.

The spelling of 5631216 in words is "five million, six hundred thirty-one thousand, two hundred sixteen".