Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the total population from the 2000 census for the municipality that has a 464.5 square km area and a population density in 2010 larger than 1840?

### Inputs:
table_name: table, columns: ['Administrative division', 'Area (km²)', 'Population 2000 Census', 'Population (2010 Census)', 'Population density 2010 (/km²)']

### Response:
SELECT COUNT Population 2000 Census FROM table WHERE Area (km²) = 464.5 AND Population density 2010 (/km²) > 1840