2724944 has 20 divisors (see below), whose sum is σ = 5354196. Its totient is φ = 1343232.

The previous prime is 2724937. The next prime is 2724949. The reversal of 2724944 is 4494272.

It can be written as a sum of positive squares in 2 ways, for example, as 1236544 + 1488400 = 1112^2 + 1220^2 .

It is a d-powerful number, because it can be written as 2⁷ + 7⁷ + 2¹⁹ + 4⁸ + 9³ + 4⁹ + 4¹⁰ .

It is a self number, because there is not a number n which added to its sum of digits gives 2724944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2724949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2 + ... + 2334.

2^2724944 is an apocalyptic number.

It is an amenable number.

2724944 is a deficient number, since it is larger than the sum of its proper divisors (2629252).

2724944 is a wasteful number, since it uses less digits than its factorization.

2724944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414 (or 2408 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 2724944 is about 1650.7404399239. The cubic root of 2724944 is about 139.6751652530.

The spelling of 2724944 in words is "two million, seven hundred twenty-four thousand, nine hundred forty-four".