2000691198 has 96 divisors (see below), whose sum is σ = 4927426560. Its totient is φ = 601246800.

The previous prime is 2000691169. The next prime is 2000691263. The reversal of 2000691198 is 8911960002.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 828613 + ... + 831023.

It is an arithmetic number, because the mean of its divisors is an integer number (51327360).

Almost surely, 2^2000691198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000691198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2463713280).

2000691198 is an abundant number, since it is smaller than the sum of its proper divisors (2926735362).

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

2000691198 is a wasteful number, since it uses less digits than its factorization.

2000691198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571 (or 2554 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 2000691198 is about 44729.0867109982. The cubic root of 2000691198 is about 1260.0661756627.

The spelling of 2000691198 in words is "two billion, six hundred ninety-one thousand, one hundred ninety-eight".