2066365 has 16 divisors (see below), whose sum is σ = 2901888. Its totient is φ = 1382976.

The previous prime is 2066329. The next prime is 2066399. The reversal of 2066365 is 5636602.

It is not a de Polignac number, because 2066365 - 2¹¹ = 2064317 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819 + ... + 2191.

It is an arithmetic number, because the mean of its divisors is an integer number (181368).

2^2066365 is an apocalyptic number.

It is an amenable number.

2066365 is a deficient number, since it is larger than the sum of its proper divisors (835523).

2066365 is a wasteful number, since it uses less digits than its factorization.

2066365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2066365 is about 1437.4856521023. The cubic root of 2066365 is about 127.3705465520.

The spelling of 2066365 in words is "two million, sixty-six thousand, three hundred sixty-five".