3863956 has 6 divisors (see below), whose sum is σ = 6761930. Its totient is φ = 1931976.

The previous prime is 3863911. The next prime is 3863971. The reversal of 3863956 is 6593683.

It can be written as a sum of positive squares in only one way, i.e., 3168400 + 695556 = 1780^2 + 834^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 482991 + ... + 482998.

Almost surely, 2^3863956 is an apocalyptic number.

It is an amenable number.

3863956 is a deficient number, since it is larger than the sum of its proper divisors (2897974).

3863956 is a wasteful number, since it uses less digits than its factorization.

3863956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965993 (or 965991 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

The square root of 3863956 is about 1965.6947881093. The cubic root of 3863956 is about 156.9196716746.

The spelling of 3863956 in words is "three million, eight hundred sixty-three thousand, nine hundred fifty-six".