3916943 has 8 divisors (see below), whose sum is σ = 4183680. Its totient is φ = 3659040.

The previous prime is 3916921. The next prime is 3916981. The reversal of 3916943 is 3496193.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3916943 - 2⁶ = 3916879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3916903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280 + ... + 3077.

It is an arithmetic number, because the mean of its divisors is an integer number (522960).

Almost surely, 2^3916943 is an apocalyptic number.

3916943 is a deficient number, since it is larger than the sum of its proper divisors (266737).

3916943 is a wasteful number, since it uses less digits than its factorization.

3916943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4417.

The product of its digits is 17496, while the sum is 35.

The square root of 3916943 is about 1979.1268276692. The cubic root of 3916943 is about 157.6337052246.

The spelling of 3916943 in words is "three million, nine hundred sixteen thousand, nine hundred forty-three".