2243361 has 8 divisors (see below), whose sum is σ = 3036064. Its totient is φ = 1473120.

The previous prime is 2243359. The next prime is 2243383. The reversal of 2243361 is 1633422.

It is a happy number.

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

It is not a de Polignac number, because 2243361 - 2¹ = 2243359 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁹ + 4⁸ + 3¹⁰ + 3¹³ + 6² + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2243161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5380 + ... + 5781.

It is an arithmetic number, because the mean of its divisors is an integer number (379508).

2^2243361 is an apocalyptic number.

It is an amenable number.

2243361 is a deficient number, since it is larger than the sum of its proper divisors (792703).

2243361 is a wasteful number, since it uses less digits than its factorization.

2243361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11231.

The product of its digits is 864, while the sum is 21.

The square root of 2243361 is about 1497.7853651308. The cubic root of 2243361 is about 130.9080605015.

Adding to 2243361 its reverse (1633422), we get a palindrome (3876783).

The spelling of 2243361 in words is "two million, two hundred forty-three thousand, three hundred sixty-one".