2198894 has 8 divisors (see below), whose sum is σ = 3311328. Its totient is φ = 1095120.

The previous prime is 2198887. The next prime is 2198897. The reversal of 2198894 is 4988912.

2198894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2198897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1487 + ... + 2570.

It is an arithmetic number, because the mean of its divisors is an integer number (413916).

2^2198894 is an apocalyptic number.

2198894 is a deficient number, since it is larger than the sum of its proper divisors (1112434).

2198894 is a wasteful number, since it uses less digits than its factorization.

2198894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330.

The product of its digits is 41472, while the sum is 41.

The square root of 2198894 is about 1482.8668180251. The cubic root of 2198894 is about 130.0373462721.

The spelling of 2198894 in words is "two million, one hundred ninety-eight thousand, eight hundred ninety-four".