2091708 has 36 divisors (see below), whose sum is σ = 5350800. Its totient is φ = 688896.

The previous prime is 2091707. The next prime is 2091709. The reversal of 2091708 is 8071902.

It is an interprime number because it is at equal distance from previous prime (2091707) and next prime (2091709).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2091703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3193 + ... + 3791.

2^2091708 is an apocalyptic number.

It is an amenable number.

2091708 is an abundant number, since it is smaller than the sum of its proper divisors (3259092).

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

2091708 is a wasteful number, since it uses less digits than its factorization.

2091708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 2091708 is about 1446.2738329929. The cubic root of 2091708 is about 127.8891455586.

The spelling of 2091708 in words is "two million, ninety-one thousand, seven hundred eight".