2066723 has 2 divisors, whose sum is σ = 2066724. Its totient is φ = 2066722.

The previous prime is 2066717. The next prime is 2066759. The reversal of 2066723 is 3276602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2066723 - 2¹⁴ = 2050339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2066692 and 2066701.

It is not a weakly prime, because it can be changed into another prime (2066123) 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 as a sum of consecutive naturals, namely, 1033361 + 1033362.

It is an arithmetic number, because the mean of its divisors is an integer number (1033362).

2^2066723 is an apocalyptic number.

2066723 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066723 is an equidigital number, since it uses as much as digits as its factorization.

2066723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 2066723 is about 1437.6101696914. The cubic root of 2066723 is about 127.3779018229.

The spelling of 2066723 in words is "two million, sixty-six thousand, seven hundred twenty-three".