206668098 has 96 divisors (see below), whose sum is σ = 571648896. Its totient is φ = 54494208.

The previous prime is 206668097. The next prime is 206668117. The reversal of 206668098 is 890866602.

It is not an unprimeable number, because it can be changed into a prime (206668097) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41890 + ... + 46562.

It is an arithmetic number, because the mean of its divisors is an integer number (5954676).

Almost surely, 2^206668098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206668098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285824448).

206668098 is an abundant number, since it is smaller than the sum of its proper divisors (364980798).

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

206668098 is a wasteful number, since it uses less digits than its factorization.

206668098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710 (or 4698 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 206668098 is about 14375.9555508495. The cubic root of 206668098 is about 591.2318397788.

The spelling of 206668098 in words is "two hundred six million, six hundred sixty-eight thousand, ninety-eight".