200049136 has 80 divisors (see below), whose sum is σ = 458970624. Its totient is φ = 82697472.

The previous prime is 200049097. The next prime is 200049139. The reversal of 200049136 is 631940002.

200049136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 200049136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200049139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397461 + ... + 397963.

Almost surely, 2^200049136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200049136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229485312).

200049136 is an abundant number, since it is smaller than the sum of its proper divisors (258921488).

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

200049136 is a wasteful number, since it uses less digits than its factorization.

200049136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 632 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 200049136 is about 14143.8727369840. The cubic root of 200049136 is about 584.8514352330.

Adding to 200049136 its reverse (631940002), we get a palindrome (831989138).

The spelling of 200049136 in words is "two hundred million, forty-nine thousand, one hundred thirty-six".