2533216 has 48 divisors (see below), whose sum is σ = 5854464. Its totient is φ = 1056384.

The previous prime is 2533211. The next prime is 2533217. The reversal of 2533216 is 6123352.

2533216 is nontrivially palindromic in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9501 + ... + 9763.

It is an arithmetic number, because the mean of its divisors is an integer number (121968).

2^2533216 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 2533216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2927232).

2533216 is an abundant number, since it is smaller than the sum of its proper divisors (3321248).

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

2533216 is a wasteful number, since it uses less digits than its factorization.

2533216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 315 counting only the distinct ones).

The product of its digits is 1080, while the sum is 22.

The square root of 2533216 is about 1591.6079919377. The cubic root of 2533216 is about 136.3193188781.

Adding to 2533216 its reverse (6123352), we get a palindrome (8656568).

The spelling of 2533216 in words is "two million, five hundred thirty-three thousand, two hundred sixteen".