2657272 has 8 divisors (see below), whose sum is σ = 4982400. Its totient is φ = 1328632.

The previous prime is 2657257. The next prime is 2657279. The reversal of 2657272 is 2727562.

2657272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2657272² = 14122188963968, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2657279) by changing a digit.

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 as a sum of consecutive naturals, namely, 166072 + ... + 166087.

It is an arithmetic number, because the mean of its divisors is an integer number (622800).

2^2657272 is an apocalyptic number.

It is an amenable number.

2657272 is a deficient number, since it is larger than the sum of its proper divisors (2325128).

2657272 is a wasteful number, since it uses less digits than its factorization.

2657272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332165 (or 332161 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 2657272 is about 1630.1141064355. The cubic root of 2657272 is about 138.5092158065.

The spelling of 2657272 in words is "two million, six hundred fifty-seven thousand, two hundred seventy-two".