2011886 has 8 divisors (see below), whose sum is σ = 3039960. Its totient is φ = 998568.

The previous prime is 2011861. The next prime is 2011897. The reversal of 2011886 is 6881102.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 3341 + ... + 3896.

It is an arithmetic number, because the mean of its divisors is an integer number (379995).

2^2011886 is an apocalyptic number.

2011886 is a deficient number, since it is larger than the sum of its proper divisors (1028074).

2011886 is a wasteful number, since it uses less digits than its factorization.

2011886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7378.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 2011886 is about 1418.4096728379. The cubic root of 2011886 is about 126.2412025370.

Adding to 2011886 its reverse (6881102), we get a palindrome (8892988).

The spelling of 2011886 in words is "two million, eleven thousand, eight hundred eighty-six".