3835866 has 8 divisors (see below), whose sum is σ = 7671744. Its totient is φ = 1278620.

The previous prime is 3835861. The next prime is 3835873. The reversal of 3835866 is 6685383.

It is a sphenic number, since it is the product of 3 distinct primes.

3835866 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3835861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319650 + ... + 319661.

It is an arithmetic number, because the mean of its divisors is an integer number (958968).

Almost surely, 2^3835866 is an apocalyptic number.

3835866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3835866 is a wasteful number, since it uses less digits than its factorization.

3835866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639316.

The product of its digits is 103680, while the sum is 39.

The square root of 3835866 is about 1958.5366986605. The cubic root of 3835866 is about 156.5384908064.

The spelling of 3835866 in words is "three million, eight hundred thirty-five thousand, eight hundred sixty-six".