2066685 has 16 divisors (see below), whose sum is σ = 3421440. Its totient is φ = 1064000.

The previous prime is 2066683. The next prime is 2066693. The reversal of 2066685 is 5866602.

It is not a de Polignac number, because 2066685 - 2¹ = 2066683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1941 + ... + 2810.

It is an arithmetic number, because the mean of its divisors is an integer number (213840).

2^2066685 is an apocalyptic number.

It is an amenable number.

2066685 is a deficient number, since it is larger than the sum of its proper divisors (1354755).

2066685 is a wasteful number, since it uses less digits than its factorization.

2066685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4788.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2066685 is about 1437.5969532522. The cubic root of 2066685 is about 127.3771211361.

The spelling of 2066685 in words is "two million, sixty-six thousand, six hundred eighty-five".