2086765 has 8 divisors (see below), whose sum is σ = 2585088. Its totient is φ = 1615440.

The previous prime is 2086759. The next prime is 2086781. The reversal of 2086765 is 5676802.

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

It is not a de Polignac number, because 2086765 - 2³ = 2086757 is a prime.

It is a Duffinian number.

2086765 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2086765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6577 + ... + 6886.

It is an arithmetic number, because the mean of its divisors is an integer number (323136).

2^2086765 is an apocalyptic number.

It is an amenable number.

2086765 is a deficient number, since it is larger than the sum of its proper divisors (498323).

2086765 is a wasteful number, since it uses less digits than its factorization.

2086765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13499.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2086765 is about 1444.5639480480. The cubic root of 2086765 is about 127.7883260913.

The spelling of 2086765 in words is "two million, eighty-six thousand, seven hundred sixty-five".