2243233 has 4 divisors (see below), whose sum is σ = 2297988. Its totient is φ = 2188480.

The previous prime is 2243221. The next prime is 2243251. The reversal of 2243233 is 3323422.

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

It can be written as a sum of positive squares in 2 ways, for example, as 374544 + 1868689 = 612^2 + 1367^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243233 - 2¹⁷ = 2112161 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁷ + 4 + 3² + 2²¹ + 3⁵ + 3⁸ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2243233.

It is not an unprimeable number, because it can be changed into a prime (2243203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27316 + ... + 27397.

It is an arithmetic number, because the mean of its divisors is an integer number (574497).

2^2243233 is an apocalyptic number.

It is an amenable number.

2243233 is a deficient number, since it is larger than the sum of its proper divisors (54755).

2243233 is an equidigital number, since it uses as much as digits as its factorization.

2243233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54754.

The product of its digits is 864, while the sum is 19.

The square root of 2243233 is about 1497.7426347674. The cubic root of 2243233 is about 130.9055707030.

Adding to 2243233 its reverse (3323422), we get a palindrome (5566655).

The spelling of 2243233 in words is "two million, two hundred forty-three thousand, two hundred thirty-three".