3766943 has 2 divisors, whose sum is σ = 3766944. Its totient is φ = 3766942.

The previous prime is 3766937. The next prime is 3766969. The reversal of 3766943 is 3496673.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3496673) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3766943 - 2¹⁰ = 3765919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3766897 and 3766906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3766913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1883471 + 1883472.

It is an arithmetic number, because the mean of its divisors is an integer number (1883472).

Almost surely, 2^3766943 is an apocalyptic number.

3766943 is a deficient number, since it is larger than the sum of its proper divisors (1).

3766943 is an equidigital number, since it uses as much as digits as its factorization.

3766943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 38.

The square root of 3766943 is about 1940.8614066955. The cubic root of 3766943 is about 155.5952553057.

The spelling of 3766943 in words is "three million, seven hundred sixty-six thousand, nine hundred forty-three".