3771868 has 12 divisors (see below), whose sum is σ = 6636672. Its totient is φ = 1875680.

The previous prime is 3771853. The next prime is 3771871. The reversal of 3771868 is 8681773.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3771868.

It is a congruent number.

It is an unprimeable number.

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, 1705 + ... + 3232.

It is an arithmetic number, because the mean of its divisors is an integer number (553056).

Almost surely, 2^3771868 is an apocalyptic number.

It is an amenable number.

3771868 is a deficient number, since it is larger than the sum of its proper divisors (2864804).

3771868 is a wasteful number, since it uses less digits than its factorization.

3771868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5132 (or 5130 counting only the distinct ones).

The product of its digits is 56448, while the sum is 40.

The square root of 3771868 is about 1942.1297587957. The cubic root of 3771868 is about 155.6630355465.

The spelling of 3771868 in words is "three million, seven hundred seventy-one thousand, eight hundred sixty-eight".