2066846 has 4 divisors (see below), whose sum is σ = 3100272. Its totient is φ = 1033422.

The previous prime is 2066833. The next prime is 2066879. The reversal of 2066846 is 6486602.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 516710 + ... + 516713.

It is an arithmetic number, because the mean of its divisors is an integer number (775068).

2^2066846 is an apocalyptic number.

2066846 is a deficient number, since it is larger than the sum of its proper divisors (1033426).

2066846 is a wasteful number, since it uses less digits than its factorization.

2066846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033425.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 2066846 is about 1437.6529483850. The cubic root of 2066846 is about 127.3804287171.

It can be divided in two parts, 20 and 66846, that added together give a palindrome (66866).

The spelling of 2066846 in words is "two million, sixty-six thousand, eight hundred forty-six".