2089711 has 16 divisors (see below), whose sum is σ = 2439360. Its totient is φ = 1774080.

The previous prime is 2089697. The next prime is 2089727. The reversal of 2089711 is 1179802.

It is a cyclic number.

It is not a de Polignac number, because 2089711 - 2⁷ = 2089583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2089711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2089751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8551 + ... + 8791.

It is an arithmetic number, because the mean of its divisors is an integer number (152460).

2^2089711 is an apocalyptic number.

2089711 is a deficient number, since it is larger than the sum of its proper divisors (349649).

2089711 is a wasteful number, since it uses less digits than its factorization.

2089711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 2089711 is about 1445.5832732845. The cubic root of 2089711 is about 127.8484330654.

Subtracting from 2089711 its reverse (1179802), we obtain a palindrome (909909).

The spelling of 2089711 in words is "two million, eighty-nine thousand, seven hundred eleven".