2066586 has 16 divisors (see below), whose sum is σ = 4162368. Its totient is φ = 684000.

The previous prime is 2066579. The next prime is 2066587. The reversal of 2066586 is 6856602.

It is not an unprimeable number, because it can be changed into a prime (2066587) 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 7 ways as a sum of consecutive naturals, for example, 235 + ... + 2046.

It is an arithmetic number, because the mean of its divisors is an integer number (260148).

2^2066586 is an apocalyptic number.

2066586 is an abundant number, since it is smaller than the sum of its proper divisors (2095782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2066586 is a wasteful number, since it uses less digits than its factorization.

2066586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2437.

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

The square root of 2066586 is about 1437.5625203795. The cubic root of 2066586 is about 127.3750871967.

The spelling of 2066586 in words is "two million, sixty-six thousand, five hundred eighty-six".