2684039 has 4 divisors (see below), whose sum is σ = 2692824. Its totient is φ = 2675256.

The previous prime is 2684023. The next prime is 2684041. The reversal of 2684039 is 9304862.

2684039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2684039 - 2⁴ = 2684023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2683996 and 2684014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3917 + ... + 4550.

It is an arithmetic number, because the mean of its divisors is an integer number (673206).

2^2684039 is an apocalyptic number.

2684039 is a deficient number, since it is larger than the sum of its proper divisors (8785).

2684039 is an equidigital number, since it uses as much as digits as its factorization.

2684039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8784.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2684039 is about 1638.3036959001. The cubic root of 2684039 is about 138.9727358841.

The spelling of 2684039 in words is "two million, six hundred eighty-four thousand, thirty-nine".