200144334 has 24 divisors (see below), whose sum is σ = 433450872. Its totient is φ = 61582560.

The previous prime is 200144333. The next prime is 200144353. The reversal of 200144334 is 433441002.

It is a self number, because there is not a number n which added to its sum of digits gives 200144334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200144333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97677 + ... + 99704.

It is an arithmetic number, because the mean of its divisors is an integer number (18060453).

Almost surely, 2^200144334 is an apocalyptic number.

200144334 is an abundant number, since it is smaller than the sum of its proper divisors (233306538).

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

200144334 is a wasteful number, since it uses less digits than its factorization.

200144334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197412 (or 197399 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 200144334 is about 14147.2376809044. The cubic root of 200144334 is about 584.9441922071.

Adding to 200144334 its reverse (433441002), we get a palindrome (633585336).

The spelling of 200144334 in words is "two hundred million, one hundred forty-four thousand, three hundred thirty-four".