3866696 has 8 divisors (see below), whose sum is σ = 7250070. Its totient is φ = 1933344.

The previous prime is 3866651. The next prime is 3866713. The reversal of 3866696 is 6966683.

It can be written as a sum of positive squares in only one way, i.e., 3204100 + 662596 = 1790^2 + 814^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a d-powerful number, because it can be written as 3¹³ + 8⁵ + 6² + 6⁷ + 6⁷ + 9² + 6⁸ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241661 + ... + 241676.

Almost surely, 2^3866696 is an apocalyptic number.

It is an amenable number.

3866696 is a deficient number, since it is larger than the sum of its proper divisors (3383374).

3866696 is a wasteful number, since it uses less digits than its factorization.

3866696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483343 (or 483339 counting only the distinct ones).

The product of its digits is 279936, while the sum is 44.

The square root of 3866696 is about 1966.3916191847. The cubic root of 3866696 is about 156.9567544218.

The spelling of 3866696 in words is "three million, eight hundred sixty-six thousand, six hundred ninety-six".