3874866 has 16 divisors (see below), whose sum is σ = 7773600. Its totient is φ = 1287648.

The previous prime is 3874853. The next prime is 3874867. The reversal of 3874866 is 6684783.

It is not an unprimeable number, because it can be changed into a prime (3874867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1665 + ... + 3243.

It is an arithmetic number, because the mean of its divisors is an integer number (485850).

Almost surely, 2^3874866 is an apocalyptic number.

3874866 is an abundant number, since it is smaller than the sum of its proper divisors (3898734).

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

3874866 is a wasteful number, since it uses less digits than its factorization.

3874866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993.

The product of its digits is 193536, while the sum is 42.

The square root of 3874866 is about 1968.4679321747. The cubic root of 3874866 is about 157.0672220825.

It can be divided in two parts, 387 and 4866, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 3874866 in words is "three million, eight hundred seventy-four thousand, eight hundred sixty-six".