3771966 has 32 divisors (see below), whose sum is σ = 8362368. Its totient is φ = 1124640.

The previous prime is 3771953. The next prime is 3771967. The reversal of 3771966 is 6691773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3771967) 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 15 ways as a sum of consecutive naturals, for example, 3996 + ... + 4848.

It is an arithmetic number, because the mean of its divisors is an integer number (261324).

Almost surely, 2^3771966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3771966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4181184).

3771966 is an abundant number, since it is smaller than the sum of its proper divisors (4590402).

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

3771966 is a wasteful number, since it uses less digits than its factorization.

3771966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936.

The product of its digits is 47628, while the sum is 39.

The square root of 3771966 is about 1942.1549886659. The cubic root of 3771966 is about 155.6643836712.

The spelling of 3771966 in words is "three million, seven hundred seventy-one thousand, nine hundred sixty-six".