2537216 has 72 divisors (see below), whose sum is σ = 5960304. Its totient is φ = 1064960.

The previous prime is 2537191. The next prime is 2537219. The reversal of 2537216 is 6127352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2537219) 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, 47846 + ... + 47898.

It is an arithmetic number, because the mean of its divisors is an integer number (82782).

2^2537216 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 2537216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2980152).

2537216 is an abundant number, since it is smaller than the sum of its proper divisors (3423088).

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

2537216 is a wasteful number, since it uses less digits than its factorization.

2537216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 83 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 2537216 is about 1592.8640871085. The cubic root of 2537216 is about 136.3910314792.

The spelling of 2537216 in words is "two million, five hundred thirty-seven thousand, two hundred sixteen".