2686043 has 2 divisors, whose sum is σ = 2686044. Its totient is φ = 2686042.

The previous prime is 2686039. The next prime is 2686063. The reversal of 2686043 is 3406862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2686043 - 2² = 2686039 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 6⁶ + 8⁷ + 6⁷ + 0 + 4⁹ + 3³ .

It is a junction number, because it is equal to n+sod(n) for n = 2685997 and 2686015.

It is not a weakly prime, because it can be changed into another prime (2686063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1343021 + 1343022.

It is an arithmetic number, because the mean of its divisors is an integer number (1343022).

2^2686043 is an apocalyptic number.

2686043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2686043 is an equidigital number, since it uses as much as digits as its factorization.

2686043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 2686043 is about 1638.9151899961. The cubic root of 2686043 is about 139.0073146264.

The spelling of 2686043 in words is "two million, six hundred eighty-six thousand, forty-three".