3718868 has 6 divisors (see below), whose sum is σ = 6508026. Its totient is φ = 1859432.

The previous prime is 3718867. The next prime is 3718877. The reversal of 3718868 is 8688173.

It can be written as a sum of positive squares in only one way, i.e., 2274064 + 1444804 = 1508^2 + 1202^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3718861) 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 as a sum of consecutive naturals, namely, 464855 + ... + 464862.

It is an arithmetic number, because the mean of its divisors is an integer number (1084671).

Almost surely, 2^3718868 is an apocalyptic number.

It is an amenable number.

3718868 is a deficient number, since it is larger than the sum of its proper divisors (2789158).

3718868 is a wasteful number, since it uses less digits than its factorization.

3718868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929721 (or 929719 counting only the distinct ones).

The product of its digits is 64512, while the sum is 41.

The square root of 3718868 is about 1928.4366725407. The cubic root of 3718868 is about 154.9304995385.

The spelling of 3718868 in words is "three million, seven hundred eighteen thousand, eight hundred sixty-eight".