2000340636 has 96 divisors (see below), whose sum is σ = 5702151168. Its totient is φ = 533322240.

The previous prime is 2000340631. The next prime is 2000340647. The reversal of 2000340636 is 6360430002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000340631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66586 + ... + 91838.

It is an arithmetic number, because the mean of its divisors is an integer number (59397408).

Almost surely, 2^2000340636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000340636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2851075584).

2000340636 is an abundant number, since it is smaller than the sum of its proper divisors (3701810532).

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

2000340636 is a wasteful number, since it uses less digits than its factorization.

2000340636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25331 (or 25329 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 2000340636 is about 44725.1678141066. The cubic root of 2000340636 is about 1259.9925749122.

Adding to 2000340636 its reverse (6360430002), we get a palindrome (8360770638).

The spelling of 2000340636 in words is "two billion, three hundred forty thousand, six hundred thirty-six".