2158200 has 144 divisors (see below), whose sum is σ = 7979400. Its totient is φ = 518400.

The previous prime is 2158183. The next prime is 2158223. The reversal of 2158200 is 28512.

2158200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

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 in 35 ways as a sum of consecutive naturals, for example, 19746 + ... + 19854.

2^2158200 is an apocalyptic number.

2158200 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 2158200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3989700).

2158200 is an abundant number, since it is smaller than the sum of its proper divisors (5821200).

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

2158200 is a wasteful number, since it uses less digits than its factorization.

2158200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 2158200 is about 1469.0813456034. The cubic root of 2158200 is about 129.2301641782.

The spelling of 2158200 in words is "two million, one hundred fifty-eight thousand, two hundred".