2685607 has 2 divisors, whose sum is σ = 2685608. Its totient is φ = 2685606.

The previous prime is 2685601. The next prime is 2685629. The reversal of 2685607 is 7065862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2685607 - 2¹⁹ = 2161319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2685601) 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, 1342803 + 1342804.

It is an arithmetic number, because the mean of its divisors is an integer number (1342804).

2^2685607 is an apocalyptic number.

2685607 is a deficient number, since it is larger than the sum of its proper divisors (1).

2685607 is an equidigital number, since it uses as much as digits as its factorization.

2685607 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2685607 is about 1638.7821697834. The cubic root of 2685607 is about 138.9997929711. Note that the first 3 decimals are identical.

The spelling of 2685607 in words is "two million, six hundred eighty-five thousand, six hundred seven".