200002140 has 144 divisors (see below), whose sum is σ = 659463168. Its totient is φ = 48771072.

The previous prime is 200002133. The next prime is 200002171. The reversal of 200002140 is 41200002.

It is a Harshad number since it is a multiple of its sum of digits (9).

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 47 ways as a sum of consecutive naturals, for example, 296844 + ... + 297516.

Almost surely, 2^200002140 is an apocalyptic number.

200002140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200002140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329731584).

200002140 is an abundant number, since it is smaller than the sum of its proper divisors (459461028).

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

200002140 is a wasteful number, since it uses less digits than its factorization.

200002140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828 (or 823 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 200002140 is about 14142.2112839541. The cubic root of 200002140 is about 584.8056334345.

Adding to 200002140 its reverse (41200002), we get a palindrome (241202142).

The spelling of 200002140 in words is "two hundred million, two thousand, one hundred forty".