2198118 has 16 divisors (see below), whose sum is σ = 4734576. Its totient is φ = 676320.

The previous prime is 2198093. The next prime is 2198137. The reversal of 2198118 is 8118912.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14013 + ... + 14168.

It is an arithmetic number, because the mean of its divisors is an integer number (295911).

2^2198118 is an apocalyptic number.

2198118 is an abundant number, since it is smaller than the sum of its proper divisors (2536458).

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

2198118 is a wasteful number, since it uses less digits than its factorization.

2198118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28199.

The product of its digits is 1152, while the sum is 30.

The square root of 2198118 is about 1482.6051396107. The cubic root of 2198118 is about 130.0220475427.

The spelling of 2198118 in words is "two million, one hundred ninety-eight thousand, one hundred eighteen".