200809140 has 96 divisors (see below), whose sum is σ = 657592320. Its totient is φ = 44827776.

The previous prime is 200809129. The next prime is 200809223. The reversal of 200809140 is 41908002.

It is a self number, because there is not a number n which added to its sum of digits gives 200809140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12501 + ... + 23619.

It is an arithmetic number, because the mean of its divisors is an integer number (6849920).

Almost surely, 2^200809140 is an apocalyptic number.

200809140 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 200809140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328796160).

200809140 is an abundant number, since it is smaller than the sum of its proper divisors (456783180).

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

200809140 is a wasteful number, since it uses less digits than its factorization.

200809140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11181 (or 11179 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 200809140 is about 14170.7141669007. The cubic root of 200809140 is about 585.5911330550.

The spelling of 200809140 in words is "two hundred million, eight hundred nine thousand, one hundred forty".