200002000 has 80 divisors (see below), whose sum is σ = 527626944. Its totient is φ = 72720000.

The previous prime is 200001973. The next prime is 200002007. The reversal of 200002000 is 200002.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (4).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17455 + ... + 26545.

Almost surely, 2^200002000 is an apocalyptic number.

200002000 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 200002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263813472).

200002000 is an abundant number, since it is smaller than the sum of its proper divisors (327624944).

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

200002000 is a wasteful number, since it uses less digits than its factorization.

200002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9125 (or 9109 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 4.

The square root of 200002000 is about 14142.2063342323. The cubic root of 200002000 is about 584.8054969812.

Adding to 200002000 its reverse (200002), we get a palindrome (200202002).

200002000 divided by its reverse (200002) gives a cube (1000 = 10³).

The spelling of 200002000 in words is "two hundred million, two thousand".