2223836 has 24 divisors (see below), whose sum is σ = 4242000. Its totient is φ = 1016064.

The previous prime is 2223833. The next prime is 2223839. The reversal of 2223836 is 6383222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2223833) and next prime (2223839).

It is a d-powerful number, because it can be written as 2⁵ + 2⁷ + 2¹⁹ + 3⁴ + 8 + 3⁹ + 6⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223833) 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, 1700 + ... + 2708.

It is an arithmetic number, because the mean of its divisors is an integer number (176750).

2^2223836 is an apocalyptic number.

It is an amenable number.

2223836 is a deficient number, since it is larger than the sum of its proper divisors (2018164).

2223836 is a wasteful number, since it uses less digits than its factorization.

2223836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061 (or 1059 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 2223836 is about 1491.2531642883. The cubic root of 2223836 is about 130.5271690275.

The spelling of 2223836 in words is "two million, two hundred twenty-three thousand, eight hundred thirty-six".