2666272 has 24 divisors (see below), whose sum is σ = 5999616. Its totient is φ = 1142592.

The previous prime is 2666267. The next prime is 2666273. The reversal of 2666272 is 2726662.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2666273) 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, 5728 + ... + 6175.

It is an arithmetic number, because the mean of its divisors is an integer number (249984).

2^2666272 is an apocalyptic number.

It is an amenable number.

2666272 is an abundant number, since it is smaller than the sum of its proper divisors (3333344).

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

2666272 is a wasteful number, since it uses less digits than its factorization.

2666272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11920 (or 11912 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 2666272 is about 1632.8723158900. The cubic root of 2666272 is about 138.6654133680.

The spelling of 2666272 in words is "two million, six hundred sixty-six thousand, two hundred seventy-two".