2194768200 has 96 divisors (see below), whose sum is σ = 6810948000. Its totient is φ = 584655360.

The previous prime is 2194768189. The next prime is 2194768201. The reversal of 2194768200 is 28674912.

It is not an unprimeable number, because it can be changed into a prime (2194768201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1018324 + ... + 1020476.

It is an arithmetic number, because the mean of its divisors is an integer number (70947375).

Almost surely, 2^2194768200 is an apocalyptic number.

2194768200 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 2194768200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3405474000).

2194768200 is an abundant number, since it is smaller than the sum of its proper divisors (4616179800).

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

2194768200 is a wasteful number, since it uses less digits than its factorization.

2194768200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871 (or 3862 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 2194768200 is about 46848.3532261274. The cubic root of 2194768200 is about 1299.5596536205.

The spelling of 2194768200 in words is "two billion, one hundred ninety-four million, seven hundred sixty-eight thousand, two hundred".