2722544 has 40 divisors (see below), whose sum is σ = 5952000. Its totient is φ = 1195200.

The previous prime is 2722541. The next prime is 2722547. The reversal of 2722544 is 4452272.

It is an interprime number because it is at equal distance from previous prime (2722541) and next prime (2722547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2722541) 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, 5207 + ... + 5705.

It is an arithmetic number, because the mean of its divisors is an integer number (148800).

2^2722544 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 2722544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2976000).

2722544 is an abundant number, since it is smaller than the sum of its proper divisors (3229456).

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

2722544 is a wasteful number, since it uses less digits than its factorization.

2722544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549 (or 543 counting only the distinct ones).

The product of its digits is 4480, while the sum is 26.

The square root of 2722544 is about 1650.0133332795. The cubic root of 2722544 is about 139.6341468125.

The spelling of 2722544 in words is "two million, seven hundred twenty-two thousand, five hundred forty-four".