2066437 has 2 divisors, whose sum is σ = 2066438. Its totient is φ = 2066436.

The previous prime is 2066419. The next prime is 2066443. The reversal of 2066437 is 7346602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1943236 + 123201 = 1394^2 + 351^2 .

It is a cyclic number.

It is not a de Polignac number, because 2066437 - 2¹¹ = 2064389 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2066447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033218 + 1033219.

It is an arithmetic number, because the mean of its divisors is an integer number (1033219).

2^2066437 is an apocalyptic number.

It is an amenable number.

2066437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066437 is an equidigital number, since it uses as much as digits as its factorization.

2066437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 2066437 is about 1437.5106956124. The cubic root of 2066437 is about 127.3720258926.

The spelling of 2066437 in words is "two million, sixty-six thousand, four hundred thirty-seven".