2000

is the integer between.

Math features
2000 = 1000 + 500 + 250 + 125 + 100 + 25.
 * 2000 is an even number.
 * 2000 is a composite number and an abundant number.
 * 2000 is divisible by the sum of its digits, 2, so 2000 is a Harshad number.
 * As 2000 is an abundant number, 2000 is a semiperfect number, as