200002144 has 24 divisors (see below), whose sum is σ = 416917368. Its totient is φ = 94118400.

The previous prime is 200002133. The next prime is 200002171. The reversal of 200002144 is 441200002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183282 + ... + 184369.

It is an arithmetic number, because the mean of its divisors is an integer number (17371557).

Almost surely, 2^200002144 is an apocalyptic number.

It is an amenable number.

200002144 is an abundant number, since it is smaller than the sum of its proper divisors (216915224).

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

200002144 is a wasteful number, since it uses less digits than its factorization.

200002144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367678 (or 367670 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 200002144 is about 14142.2114253747. The cubic root of 200002144 is about 584.8056373331.

Adding to 200002144 its reverse (441200002), we get a palindrome (641202146).

The spelling of 200002144 in words is "two hundred million, two thousand, one hundred forty-four".