3887198 has 8 divisors (see below), whose sum is σ = 6663792. Its totient is φ = 1665936.

The previous prime is 3887197. The next prime is 3887227. The reversal of 3887198 is 8917883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3887198² = 30220616582408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3887197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138815 + ... + 138842.

It is an arithmetic number, because the mean of its divisors is an integer number (832974).

Almost surely, 2^3887198 is an apocalyptic number.

3887198 is a deficient number, since it is larger than the sum of its proper divisors (2776594).

3887198 is a wasteful number, since it uses less digits than its factorization.

3887198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277666.

The product of its digits is 96768, while the sum is 44.

The square root of 3887198 is about 1971.5978291731. The cubic root of 3887198 is about 157.2336710027.

The spelling of 3887198 in words is "three million, eight hundred eighty-seven thousand, one hundred ninety-eight".