2088709 has 8 divisors (see below), whose sum is σ = 2399360. Its totient is φ = 1781136.

The previous prime is 2088703. The next prime is 2088719. The reversal of 2088709 is 9078802.

It is a happy number.

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

It is not a de Polignac number, because 2088709 - 2¹⁹ = 1564421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2088703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 952 + ... + 2254.

It is an arithmetic number, because the mean of its divisors is an integer number (299920).

2^2088709 is an apocalyptic number.

It is an amenable number.

2088709 is a deficient number, since it is larger than the sum of its proper divisors (310651).

2088709 is a wasteful number, since it uses less digits than its factorization.

2088709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 2088709 is about 1445.2366588210. The cubic root of 2088709 is about 127.8279956922.

The spelling of 2088709 in words is "two million, eighty-eight thousand, seven hundred nine".