2066239 has 8 divisors (see below), whose sum is σ = 2401920. Its totient is φ = 1740696.

The previous prime is 2066219. The next prime is 2066249. The reversal of 2066239 is 9326602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2066239 - 2⁷ = 2066111 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089 + ... + 2914.

It is an arithmetic number, because the mean of its divisors is an integer number (300240).

2^2066239 is an apocalyptic number.

2066239 is a deficient number, since it is larger than the sum of its proper divisors (335681).

2066239 is an equidigital number, since it uses as much as digits as its factorization.

2066239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5069.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 2066239 is about 1437.4418249098. The cubic root of 2066239 is about 127.3679576233.

The spelling of 2066239 in words is "two million, sixty-six thousand, two hundred thirty-nine".