2722896 has 100 divisors (see below), whose sum is σ = 8642304. Its totient is φ = 820800.

The previous prime is 2722891. The next prime is 2722913. The reversal of 2722896 is 6982272.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2722896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2722891) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14161 + ... + 14351.

2^2722896 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 2722896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4321152).

2722896 is an abundant number, since it is smaller than the sum of its proper divisors (5919408).

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

2722896 is a wasteful number, since it uses less digits than its factorization.

2722896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 207 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 2722896 is about 1650.1199956367. The cubic root of 2722896 is about 139.6401643586.

The spelling of 2722896 in words is "two million, seven hundred twenty-two thousand, eight hundred ninety-six".