200143412 has 12 divisors (see below), whose sum is σ = 400286880. Its totient is φ = 85775736.

The previous prime is 200143387. The next prime is 200143421. The reversal of 200143412 is 214341002.

200143412 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 3573962 + ... + 3574017.

It is an arithmetic number, because the mean of its divisors is an integer number (33357240).

Almost surely, 2^200143412 is an apocalyptic number.

It is an amenable number.

200143412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

200143412 is a wasteful number, since it uses less digits than its factorization.

200143412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7147990 (or 7147988 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 200143412 is about 14147.2050950002. The cubic root of 200143412 is about 584.9432939897.

Adding to 200143412 its reverse (214341002), we get a palindrome (414484414).

The spelling of 200143412 in words is "two hundred million, one hundred forty-three thousand, four hundred twelve".