3726866 has 32 divisors (see below), whose sum is σ = 6689088. Its totient is φ = 1535040.

The previous prime is 3726847. The next prime is 3726871. The reversal of 3726866 is 6686273.

3726866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 23660 + ... + 23816.

It is an arithmetic number, because the mean of its divisors is an integer number (209034).

Almost surely, 2^3726866 is an apocalyptic number.

3726866 is a deficient number, since it is larger than the sum of its proper divisors (2962222).

3726866 is a wasteful number, since it uses less digits than its factorization.

3726866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266.

The product of its digits is 72576, while the sum is 38.

The square root of 3726866 is about 1930.5092592371. The cubic root of 3726866 is about 155.0414873336.

The spelling of 3726866 in words is "three million, seven hundred twenty-six thousand, eight hundred sixty-six".