2177272 has 16 divisors (see below), whose sum is σ = 4260240. Its totient is φ = 1041216.

The previous prime is 2177243. The next prime is 2177281. The reversal of 2177272 is 2727712.

2177272 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2177272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5733 + ... + 6100.

It is an arithmetic number, because the mean of its divisors is an integer number (266265).

2^2177272 is an apocalyptic number.

It is an amenable number.

2177272 is a deficient number, since it is larger than the sum of its proper divisors (2082968).

2177272 is a wasteful number, since it uses less digits than its factorization.

2177272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11862 (or 11858 counting only the distinct ones).

The product of its digits is 2744, while the sum is 28.

The square root of 2177272 is about 1475.5581994622. The cubic root of 2177272 is about 129.6097170482.

The spelling of 2177272 in words is "two million, one hundred seventy-seven thousand, two hundred seventy-two".