2198700 has 108 divisors (see below), whose sum is σ = 7898800. Its totient is φ = 501120.

The previous prime is 2198689. The next prime is 2198701. The reversal of 2198700 is 78912.

It is not an unprimeable number, because it can be changed into a prime (2198701) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6126 + ... + 6474.

2^2198700 is an apocalyptic number.

2198700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2198700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3949400).

2198700 is an abundant number, since it is smaller than the sum of its proper divisors (5700100).

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

2198700 is a wasteful number, since it uses less digits than its factorization.

2198700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 2198700 is about 1482.8014027509. The cubic root of 2198700 is about 130.0335219273.

The spelling of 2198700 in words is "two million, one hundred ninety-eight thousand, seven hundred".