2744272 has 10 divisors (see below), whose sum is σ = 5317058. Its totient is φ = 1372128.

The previous prime is 2744263. The next prime is 2744279. The reversal of 2744272 is 2724472.

It can be written as a sum of positive squares in only one way, i.e., 2742336 + 1936 = 1656^2 + 44^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2744272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2744279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85743 + ... + 85774.

2^2744272 is an apocalyptic number.

It is an amenable number.

2744272 is a deficient number, since it is larger than the sum of its proper divisors (2572786).

2744272 is a wasteful number, since it uses less digits than its factorization.

2744272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171525 (or 171519 counting only the distinct ones).

The product of its digits is 6272, while the sum is 28.

The square root of 2744272 is about 1656.5844379325. The cubic root of 2744272 is about 140.0046256975.

The spelling of 2744272 in words is "two million, seven hundred forty-four thousand, two hundred seventy-two".