3858198 has 16 divisors (see below), whose sum is σ = 7965696. Its totient is φ = 1244520.

The previous prime is 3858193. The next prime is 3858199. The reversal of 3858198 is 8918583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3858191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10186 + ... + 10557.

It is an arithmetic number, because the mean of its divisors is an integer number (497856).

Almost surely, 2^3858198 is an apocalyptic number.

3858198 is an abundant number, since it is smaller than the sum of its proper divisors (4107498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3858198 is a wasteful number, since it uses less digits than its factorization.

3858198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20779.

The product of its digits is 69120, while the sum is 42.

The square root of 3858198 is about 1964.2296199783. The cubic root of 3858198 is about 156.8416866030.

The spelling of 3858198 in words is "three million, eight hundred fifty-eight thousand, one hundred ninety-eight".