3858188 has 12 divisors (see below), whose sum is σ = 6879600. Its totient is φ = 1892592.

The previous prime is 3858163. The next prime is 3858191. The reversal of 3858188 is 8818583.

It is a happy number.

It is a super-2 number, since 2×3858188² = 29771229286688, which contains 22 as substring.

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, 8888 + ... + 9311.

It is an arithmetic number, because the mean of its divisors is an integer number (573300).

Almost surely, 2^3858188 is an apocalyptic number.

It is an amenable number.

3858188 is a deficient number, since it is larger than the sum of its proper divisors (3021412).

3858188 is a wasteful number, since it uses less digits than its factorization.

3858188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18256 (or 18254 counting only the distinct ones).

The product of its digits is 61440, while the sum is 41.

The square root of 3858188 is about 1964.2270744494. The cubic root of 3858188 is about 156.8415510978.

The spelling of 3858188 in words is "three million, eight hundred fifty-eight thousand, one hundred eighty-eight".