2244560 has 20 divisors (see below), whose sum is σ = 5218788. Its totient is φ = 897792.

The previous prime is 2244559. The next prime is 2244563. The reversal of 2244560 is 654422.

2244560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1008016 + 1236544 = 1004^2 + 1112^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13949 + ... + 14108.

2^2244560 is an apocalyptic number.

2244560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2244560 is an abundant number, since it is smaller than the sum of its proper divisors (2974228).

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

2244560 is a wasteful number, since it uses less digits than its factorization.

2244560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28070 (or 28064 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2244560 is about 1498.1855692804. The cubic root of 2244560 is about 130.9313783134.

Adding to 2244560 its reverse (654422), we get a palindrome (2898982).

The spelling of 2244560 in words is "two million, two hundred forty-four thousand, five hundred sixty".