It is a tau number, because it is divible by the number of its divisors (112).
It is a self number, because there is not a number n which added to its sum of digits gives 2264640.
22264640 is an apocalyptic number.
2264640 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 2264640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4120896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2264640 is a wasteful number, since it uses less digits than its factorization.
2264640 is an odious number, because the sum of its binary digits is odd.
The square root of 2264640 is about 1504.8720875875. The cubic root of 2264640 is about 131.3206603648.
The spelling of 2264640 in words is "two million, two hundred sixty-four thousand, six hundred forty".