2689683 has 4 divisors (see below), whose sum is σ = 3586248. Its totient is φ = 1793120.

The previous prime is 2689679. The next prime is 2689691. The reversal of 2689683 is 3869862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2689683 - 2² = 2689679 is a prime.

It is a D-number.

2689683 is a lucky number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2689613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448278 + ... + 448283.

It is an arithmetic number, because the mean of its divisors is an integer number (896562).

2^2689683 is an apocalyptic number.

2689683 is a deficient number, since it is larger than the sum of its proper divisors (896565).

2689683 is an equidigital number, since it uses as much as digits as its factorization.

2689683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896564.

The product of its digits is 124416, while the sum is 42.

The square root of 2689683 is about 1640.0253046828. The cubic root of 2689683 is about 139.0700783565.

The spelling of 2689683 in words is "two million, six hundred eighty-nine thousand, six hundred eighty-three".