3963873 has 8 divisors (see below), whose sum is σ = 5596128. Its totient is φ = 2487104.

The previous prime is 3963857. The next prime is 3963887. The reversal of 3963873 is 3783693.

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 3963873 - 2⁴ = 3963857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3963803) 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, 38811 + ... + 38912.

It is an arithmetic number, because the mean of its divisors is an integer number (699516).

Almost surely, 2^3963873 is an apocalyptic number.

It is an amenable number.

3963873 is a deficient number, since it is larger than the sum of its proper divisors (1632255).

3963873 is a wasteful number, since it uses less digits than its factorization.

3963873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77743.

The product of its digits is 81648, while the sum is 39.

The square root of 3963873 is about 1990.9477642570. The cubic root of 3963873 is about 158.2607588601.

The spelling of 3963873 in words is "three million, nine hundred sixty-three thousand, eight hundred seventy-three".