Round a number up to certain significant figures

[snippsat]

import math

maxValue = 12345678
a = maxValue / 4.0
print("This is the value of a: {}".format(a))
n = int(round(math.ceil(a), -4))
print("This is the ceiling of the division: {}".format(n))

Output:
This is the value of a: 3086419.5
This is the ceiling of the division: 3090000