3916543 has 2 divisors, whose sum is σ = 3916544. Its totient is φ = 3916542.

The previous prime is 3916529. The next prime is 3916609. The reversal of 3916543 is 3456193.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3916543 - 2¹⁷ = 3785471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3916343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1958271 + 1958272.

It is an arithmetic number, because the mean of its divisors is an integer number (1958272).

Almost surely, 2^3916543 is an apocalyptic number.

3916543 is a deficient number, since it is larger than the sum of its proper divisors (1).

3916543 is an equidigital number, since it uses as much as digits as its factorization.

3916543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 31.

The square root of 3916543 is about 1979.0257704234. The cubic root of 3916543 is about 157.6283391668.

The spelling of 3916543 in words is "three million, nine hundred sixteen thousand, five hundred forty-three".