200005424 has 60 divisors (see below), whose sum is σ = 416629584. Its totient is φ = 92835072.

The previous prime is 200005417. The next prime is 200005511. The reversal of 200005424 is 424500002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 503594 + ... + 503990.

Almost surely, 2^200005424 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 200005424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208314792).

200005424 is an abundant number, since it is smaller than the sum of its proper divisors (216624160).

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

200005424 is a wasteful number, since it uses less digits than its factorization.

200005424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 200005424 is about 14142.3273897898. The cubic root of 200005424 is about 584.8088342189.

Adding to 200005424 its reverse (424500002), we get a palindrome (624505426).

The spelling of 200005424 in words is "two hundred million, five thousand, four hundred twenty-four".