2226845 has 8 divisors (see below), whose sum is σ = 2744664. Its totient is φ = 1733184.

The previous prime is 2226839. The next prime is 2226853. The reversal of 2226845 is 5486222.

It can be written as a sum of positive squares in 4 ways, for example, as 89401 + 2137444 = 299^2 + 1462^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2226845 - 2²⁰ = 1178269 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁵ + 2¹¹ + 2¹³ + 6⁴ + 8 + 4⁹ + 5⁹ .

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 5834 + ... + 6203.

It is an arithmetic number, because the mean of its divisors is an integer number (343083).

2^2226845 is an apocalyptic number.

It is an amenable number.

2226845 is a deficient number, since it is larger than the sum of its proper divisors (517819).

2226845 is a wasteful number, since it uses less digits than its factorization.

2226845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12079.

The product of its digits is 7680, while the sum is 29.

The square root of 2226845 is about 1492.2617062700. The cubic root of 2226845 is about 130.5860131813.

The spelling of 2226845 in words is "two million, two hundred twenty-six thousand, eight hundred forty-five".