3956564 has 12 divisors (see below), whose sum is σ = 6966624. Its totient is φ = 1966104.

The previous prime is 3956549. The next prime is 3956569. The reversal of 3956564 is 4656593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956569) 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 3 ways as a sum of consecutive naturals, for example, 2294 + ... + 3629.

It is an arithmetic number, because the mean of its divisors is an integer number (580552).

Almost surely, 2^3956564 is an apocalyptic number.

It is an amenable number.

3956564 is a deficient number, since it is larger than the sum of its proper divisors (3010060).

3956564 is a wasteful number, since it uses less digits than its factorization.

3956564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6094 (or 6092 counting only the distinct ones).

The product of its digits is 97200, while the sum is 38.

The square root of 3956564 is about 1989.1113593763. Note that the first 3 decimals coincide. The cubic root of 3956564 is about 158.1634264800.

The spelling of 3956564 in words is "three million, nine hundred fifty-six thousand, five hundred sixty-four".