2011288 has 16 divisors (see below), whose sum is σ = 3825360. Its totient is φ = 991200.

The previous prime is 2011277. The next prime is 2011291. The reversal of 2011288 is 8821102.

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, 1203 + ... + 2338.

It is an arithmetic number, because the mean of its divisors is an integer number (239085).

2^2011288 is an apocalyptic number.

It is an amenable number.

2011288 is a deficient number, since it is larger than the sum of its proper divisors (1814072).

2011288 is a wasteful number, since it uses less digits than its factorization.

2011288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3618 (or 3614 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 2011288 is about 1418.1988577065. The cubic root of 2011288 is about 126.2286935910.

The spelling of 2011288 in words is "two million, eleven thousand, two hundred eighty-eight".