2243586 has 16 divisors (see below), whose sum is σ = 4514400. Its totient is φ = 743328.

The previous prime is 2243551. The next prime is 2243587. The reversal of 2243586 is 6853422.

It is a d-powerful number, because it can be written as 2¹³ + 2²¹ + 4⁵ + 3¹⁰ + 5⁷ + 8 + 6² .

It is not an unprimeable number, because it can be changed into a prime (2243587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (282150).

2^2243586 is an apocalyptic number.

2243586 is an abundant number, since it is smaller than the sum of its proper divisors (2270814).

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

2243586 is a wasteful number, since it uses less digits than its factorization.

2243586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273.

The product of its digits is 11520, while the sum is 30.

The square root of 2243586 is about 1497.8604741430. The cubic root of 2243586 is about 130.9124368708.

The spelling of 2243586 in words is "two million, two hundred forty-three thousand, five hundred eighty-six".