2113198 has 4 divisors (see below), whose sum is σ = 3169800. Its totient is φ = 1056598.

The previous prime is 2113187. The next prime is 2113207. The reversal of 2113198 is 8913112.

2113198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 528298 + ... + 528301.

It is an arithmetic number, because the mean of its divisors is an integer number (792450).

2^2113198 is an apocalyptic number.

2113198 is a deficient number, since it is larger than the sum of its proper divisors (1056602).

2113198 is a wasteful number, since it uses less digits than its factorization.

2113198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056601.

The product of its digits is 432, while the sum is 25.

The square root of 2113198 is about 1453.6842848432. The cubic root of 2113198 is about 128.3256276178.

The spelling of 2113198 in words is "two million, one hundred thirteen thousand, one hundred ninety-eight".