3817868 has 12 divisors (see below), whose sum is σ = 6791232. Its totient is φ = 1877520.

The previous prime is 3817859. The next prime is 3817889. The reversal of 3817868 is 8687183.

It is a super-2 number, since 2×3817868² = 29152232130848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7580 + ... + 8067.

It is an arithmetic number, because the mean of its divisors is an integer number (565936).

Almost surely, 2^3817868 is an apocalyptic number.

It is an amenable number.

3817868 is a deficient number, since it is larger than the sum of its proper divisors (2973364).

3817868 is a wasteful number, since it uses less digits than its factorization.

3817868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15712 (or 15710 counting only the distinct ones).

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

The square root of 3817868 is about 1953.9365393994. The cubic root of 3817868 is about 156.2932791045.

The spelling of 3817868 in words is "three million, eight hundred seventeen thousand, eight hundred sixty-eight".