2224540 has 12 divisors (see below), whose sum is σ = 4671576. Its totient is φ = 889808.

The previous prime is 2224517. The next prime is 2224553. The reversal of 2224540 is 454222.

2224540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 55594 + ... + 55633.

It is an arithmetic number, because the mean of its divisors is an integer number (389298).

2^2224540 is an apocalyptic number.

2224540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2224540 is an abundant number, since it is smaller than the sum of its proper divisors (2447036).

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

2224540 is a wasteful number, since it uses less digits than its factorization.

2224540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111236 (or 111234 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2224540 is about 1491.4891886970. The cubic root of 2224540 is about 130.5409412409.

Adding to 2224540 its reverse (454222), we get a palindrome (2678762).

The spelling of 2224540 in words is "two million, two hundred twenty-four thousand, five hundred forty".