3864267 has 20 divisors (see below), whose sum is σ = 6298776. Its totient is φ = 2341440.

The previous prime is 3864247. The next prime is 3864269. The reversal of 3864267 is 7624683.

3864267 is a `hidden beast` number, since 3 + 8 + 642 + 6 + 7 = 666.

It is not a de Polignac number, because 3864267 - 2⁷ = 3864139 is a prime.

It is an Ulam number.

3864267 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3864269) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1278 + ... + 3059.

Almost surely, 2^3864267 is an apocalyptic number.

3864267 is a deficient number, since it is larger than the sum of its proper divisors (2434509).

3864267 is a wasteful number, since it uses less digits than its factorization.

3864267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360 (or 4351 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 3864267 is about 1965.7738934069. The cubic root of 3864267 is about 156.9238815836.

The spelling of 3864267 in words is "three million, eight hundred sixty-four thousand, two hundred sixty-seven".