2223559 has 4 divisors (see below), whose sum is σ = 2394616. Its totient is φ = 2052504.

The previous prime is 2223541. The next prime is 2223563. The reversal of 2223559 is 9553222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2223559 - 2⁹ = 2223047 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223059) 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 3 ways as a sum of consecutive naturals, for example, 85509 + ... + 85534.

It is an arithmetic number, because the mean of its divisors is an integer number (598654).

2^2223559 is an apocalyptic number.

2223559 is a deficient number, since it is larger than the sum of its proper divisors (171057).

2223559 is a wasteful number, since it uses less digits than its factorization.

2223559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171056.

The product of its digits is 5400, while the sum is 28.

The square root of 2223559 is about 1491.1602864883. The cubic root of 2223559 is about 130.5217493342.

The spelling of 2223559 in words is "two million, two hundred twenty-three thousand, five hundred fifty-nine".