3827866 has 16 divisors (see below), whose sum is σ = 6647040. Its totient is φ = 1619280.

The previous prime is 3827843. The next prime is 3827869. The reversal of 3827866 is 6687283.

It is a happy number.

3827866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3827866² = 29305116227912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3827869) 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 7 ways as a sum of consecutive naturals, for example, 625 + ... + 2836.

It is an arithmetic number, because the mean of its divisors is an integer number (415440).

Almost surely, 2^3827866 is an apocalyptic number.

3827866 is a deficient number, since it is larger than the sum of its proper divisors (2819174).

3827866 is a wasteful number, since it uses less digits than its factorization.

3827866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3549.

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

The square root of 3827866 is about 1956.4932915806. The cubic root of 3827866 is about 156.4295906230.

The spelling of 3827866 in words is "three million, eight hundred twenty-seven thousand, eight hundred sixty-six".