3936943 has 8 divisors (see below), whose sum is σ = 4069296. Its totient is φ = 3806400.

The previous prime is 3936929. The next prime is 3936967. The reversal of 3936943 is 3496393.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3936943 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 (3936913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5005 + ... + 5737.

It is an arithmetic number, because the mean of its divisors is an integer number (508662).

Almost surely, 2^3936943 is an apocalyptic number.

3936943 is a deficient number, since it is larger than the sum of its proper divisors (132353).

3936943 is a wasteful number, since it uses less digits than its factorization.

3936943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905.

The product of its digits is 52488, while the sum is 37.

The square root of 3936943 is about 1984.1731275269. The cubic root of 3936943 is about 157.9015436383.

The spelling of 3936943 in words is "three million, nine hundred thirty-six thousand, nine hundred forty-three".