2792216 has 48 divisors (see below), whose sum is σ = 6463800. Its totient is φ = 1123584.

The previous prime is 2792213. The next prime is 2792219. The reversal of 2792216 is 6122972.

It is an interprime number because it is at equal distance from previous prime (2792213) and next prime (2792219).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2792213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6455 + ... + 6873.

2^2792216 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 2792216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3231900).

2792216 is an abundant number, since it is smaller than the sum of its proper divisors (3671584).

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

2792216 is a wasteful number, since it uses less digits than its factorization.

2792216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 445 counting only the distinct ones).

The product of its digits is 3024, while the sum is 29.

The square root of 2792216 is about 1670.9925194327. The cubic root of 2792216 is about 140.8152434856.

The spelling of 2792216 in words is "two million, seven hundred ninety-two thousand, two hundred sixteen".