2633216 has 40 divisors (see below), whose sum is σ = 5442360. Its totient is φ = 1271808.

The previous prime is 2633207. The next prime is 2633219. The reversal of 2633216 is 6123362.

It is a junction number, because it is equal to n+sod(n) for n = 2633191 and 2633200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2633219) 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, 18875 + ... + 19013.

It is an arithmetic number, because the mean of its divisors is an integer number (136059).

2^2633216 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 2633216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2721180).

2633216 is an abundant number, since it is smaller than the sum of its proper divisors (2809144).

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

2633216 is an equidigital number, since it uses as much as digits as its factorization.

2633216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 178 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 2633216 is about 1622.7187063690. The cubic root of 2633216 is about 138.0899784268.

Adding to 2633216 its reverse (6123362), we get a palindrome (8756578).

The spelling of 2633216 in words is "two million, six hundred thirty-three thousand, two hundred sixteen".