2224509 has 8 divisors (see below), whose sum is σ = 3389760. Its totient is φ = 1271136.

The previous prime is 2224507. The next prime is 2224513. The reversal of 2224509 is 9054222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2224509 - 2¹ = 2224507 is a prime.

2224509 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52944 + ... + 52985.

It is an arithmetic number, because the mean of its divisors is an integer number (423720).

2^2224509 is an apocalyptic number.

It is an amenable number.

2224509 is a deficient number, since it is larger than the sum of its proper divisors (1165251).

2224509 is a wasteful number, since it uses less digits than its factorization.

2224509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105939.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2224509 is about 1491.4787963629. The cubic root of 2224509 is about 130.5403348552.

It can be divided in two parts, 22 and 24509, that added together give a triangular number (24531 = T₂₂₁).

The spelling of 2224509 in words is "two million, two hundred twenty-four thousand, five hundred nine".