2066773 has 4 divisors (see below), whose sum is σ = 2071008. Its totient is φ = 2062540.

The previous prime is 2066767. The next prime is 2066777. The reversal of 2066773 is 3776602.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3776602 = 2 ⋅1888301.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2066773 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1273 + ... + 2398.

It is an arithmetic number, because the mean of its divisors is an integer number (517752).

2^2066773 is an apocalyptic number.

It is an amenable number.

2066773 is a deficient number, since it is larger than the sum of its proper divisors (4235).

2066773 is an equidigital number, since it uses as much as digits as its factorization.

2066773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4234.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 2066773 is about 1437.6275595578. The cubic root of 2066773 is about 127.3789290277.

The spelling of 2066773 in words is "two million, sixty-six thousand, seven hundred seventy-three".