3866827 has 4 divisors (see below), whose sum is σ = 3939840. Its totient is φ = 3793816.

The previous prime is 3866809. The next prime is 3866839. The reversal of 3866827 is 7286683.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3866827 - 2¹⁵ = 3834059 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3866827.

It is not an unprimeable number, because it can be changed into a prime (3866857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36427 + ... + 36532.

It is an arithmetic number, because the mean of its divisors is an integer number (984960).

Almost surely, 2^3866827 is an apocalyptic number.

3866827 is a deficient number, since it is larger than the sum of its proper divisors (73013).

3866827 is an equidigital number, since it uses as much as digits as its factorization.

3866827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73012.

The product of its digits is 96768, while the sum is 40.

The square root of 3866827 is about 1966.4249286459. The cubic root of 3866827 is about 156.9585269172.

The spelling of 3866827 in words is "three million, eight hundred sixty-six thousand, eight hundred twenty-seven".