2312243 has 4 divisors (see below), whose sum is σ = 2433960. Its totient is φ = 2190528.

The previous prime is 2312209. The next prime is 2312249. The reversal of 2312243 is 3422132.

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

It is a cyclic number.

It is not a de Polignac number, because 2312243 - 2⁶ = 2312179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312249) 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, 60830 + ... + 60867.

It is an arithmetic number, because the mean of its divisors is an integer number (608490).

2^2312243 is an apocalyptic number.

2312243 is a deficient number, since it is larger than the sum of its proper divisors (121717).

2312243 is a wasteful number, since it uses less digits than its factorization.

2312243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121716.

The product of its digits is 288, while the sum is 17.

The square root of 2312243 is about 1520.6061291472. The cubic root of 2312243 is about 132.2344128246.

Adding to 2312243 its reverse (3422132), we get a palindrome (5734375).

The spelling of 2312243 in words is "two million, three hundred twelve thousand, two hundred forty-three".