2099550208 has 96 divisors (see below), whose sum is σ = 4837341600. Its totient is φ = 892403712.

The previous prime is 2099550203. The next prime is 2099550221. The reversal of 2099550208 is 8020559902.

It is a super-2 number, since 2×2099550208² = 8816222151825686528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2099550203) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1963498 + ... + 1964566.

It is an arithmetic number, because the mean of its divisors is an integer number (50388975).

Almost surely, 2^2099550208 is an apocalyptic number.

2099550208 is a gapful number since it is divisible by the number (28) 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 2099550208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2418670800).

2099550208 is an abundant number, since it is smaller than the sum of its proper divisors (2737791392).

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

2099550208 is a wasteful number, since it uses less digits than its factorization.

2099550208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235 (or 1215 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 2099550208 is about 45820.8490536786. The cubic root of 2099550208 is about 1280.4877307983.

The spelling of 2099550208 in words is "two billion, ninety-nine million, five hundred fifty thousand, two hundred eight".