2228559 has 12 divisors (see below), whose sum is σ = 3074328. Its totient is φ = 1435920.

The previous prime is 2228549. The next prime is 2228573. The reversal of 2228559 is 9558222.

It is not a de Polignac number, because 2228559 - 2⁴ = 2228543 is a prime.

It is a d-powerful number, because it can be written as 2¹⁴ + 2¹⁵ + 2²¹ + 8⁴ + 5² + 5⁷ + 9 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2497 + ... + 3269.

It is an arithmetic number, because the mean of its divisors is an integer number (256194).

2^2228559 is an apocalyptic number.

2228559 is a deficient number, since it is larger than the sum of its proper divisors (845769).

2228559 is an equidigital number, since it uses as much as digits as its factorization.

2228559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838 (or 807 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 2228559 is about 1492.8358918515. The cubic root of 2228559 is about 130.6195085563.

The spelling of 2228559 in words is "two million, two hundred twenty-eight thousand, five hundred fifty-nine".