3866967 has 32 divisors (see below), whose sum is σ = 6451200. Its totient is φ = 2271456.

The previous prime is 3866963. The next prime is 3866969. The reversal of 3866967 is 7696683.

3866967 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3866967 - 2² = 3866963 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3¹⁰ + 8⁷ + 6 + 6⁵ + 9⁴ + 6⁸ + 7⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7834 + ... + 8312.

It is an arithmetic number, because the mean of its divisors is an integer number (201600).

Almost surely, 2^3866967 is an apocalyptic number.

3866967 is a deficient number, since it is larger than the sum of its proper divisors (2584233).

3866967 is a wasteful number, since it uses less digits than its factorization.

3866967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524 (or 518 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 3866967 is about 1966.4605259196. The cubic root of 3866967 is about 156.9604211428.

The spelling of 3866967 in words is "three million, eight hundred sixty-six thousand, nine hundred sixty-seven".