2721272 has 16 divisors (see below), whose sum is σ = 5179560. Its totient is φ = 1340064.

The previous prime is 2721259. The next prime is 2721307.

2721272 is nontrivially palindromic in base 10.

2721272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2003 + ... + 3074.

2^2721272 is an apocalyptic number.

It is an amenable number.

2721272 is a deficient number, since it is larger than the sum of its proper divisors (2458288).

2721272 is a wasteful number, since it uses less digits than its factorization.

2721272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5150 (or 5146 counting only the distinct ones).

The product of its digits is 784, while the sum is 23.

The square root of 2721272 is about 1649.6278368165. The cubic root of 2721272 is about 139.6123972647.

The spelling of 2721272 in words is "two million, seven hundred twenty-one thousand, two hundred seventy-two".