2687339 has 4 divisors (see below), whose sum is σ = 2690856. Its totient is φ = 2683824.

The previous prime is 2687329. The next prime is 2687353. The reversal of 2687339 is 9337862.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2687339 - 2⁴ = 2687323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2687329) 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, 74 + ... + 2319.

It is an arithmetic number, because the mean of its divisors is an integer number (672714).

2^2687339 is an apocalyptic number.

2687339 is a deficient number, since it is larger than the sum of its proper divisors (3517).

2687339 is a wasteful number, since it uses less digits than its factorization.

2687339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3516.

The product of its digits is 54432, while the sum is 38.

The square root of 2687339 is about 1639.3105258004. The cubic root of 2687339 is about 139.0296677698.

The spelling of 2687339 in words is "two million, six hundred eighty-seven thousand, three hundred thirty-nine".