2806198 has 8 divisors (see below), whose sum is σ = 4221000. Its totient is φ = 1399200.

The previous prime is 2806187. The next prime is 2806201. The reversal of 2806198 is 8916082.

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

It is a congruent number.

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, 948 + ... + 2551.

It is an arithmetic number, because the mean of its divisors is an integer number (527625).

2^2806198 is an apocalyptic number.

2806198 is a deficient number, since it is larger than the sum of its proper divisors (1414802).

2806198 is a wasteful number, since it uses less digits than its factorization.

2806198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3902.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 2806198 is about 1675.1710360438. The cubic root of 2806198 is about 141.0498959940.

The spelling of 2806198 in words is "two million, eight hundred six thousand, one hundred ninety-eight".