3936563 has 4 divisors (see below), whose sum is σ = 3940728. Its totient is φ = 3932400.

The previous prime is 3936523. The next prime is 3936577. The reversal of 3936563 is 3656393.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3936563 - 2⁸ = 3936307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3936523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95 + ... + 2807.

It is an arithmetic number, because the mean of its divisors is an integer number (985182).

Almost surely, 2^3936563 is an apocalyptic number.

3936563 is a deficient number, since it is larger than the sum of its proper divisors (4165).

3936563 is a wasteful number, since it uses less digits than its factorization.

3936563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4164.

The product of its digits is 43740, while the sum is 35.

The square root of 3936563 is about 1984.0773674431. The cubic root of 3936563 is about 157.8964631722.

The spelling of 3936563 in words is "three million, nine hundred thirty-six thousand, five hundred sixty-three".