3866198 has 12 divisors (see below), whose sum is σ = 6746292. Its totient is φ = 1656900.

The previous prime is 3866183. The next prime is 3866201. The reversal of 3866198 is 8916683.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19628 + ... + 19823.

It is an arithmetic number, because the mean of its divisors is an integer number (562191).

Almost surely, 2^3866198 is an apocalyptic number.

3866198 is a deficient number, since it is larger than the sum of its proper divisors (2880094).

3866198 is a wasteful number, since it uses less digits than its factorization.

3866198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39467 (or 39460 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 3866198 is about 1966.2649872283. The cubic root of 3866198 is about 156.9500158677.

The spelling of 3866198 in words is "three million, eight hundred sixty-six thousand, one hundred ninety-eight".