2243923 has 8 divisors (see below), whose sum is σ = 2467440. Its totient is φ = 2023680.

The previous prime is 2243911. The next prime is 2243959. The reversal of 2243923 is 3293422.

2243923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2243923 - 2¹³ = 2235731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2243123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763 + ... + 2251.

It is an arithmetic number, because the mean of its divisors is an integer number (308430).

2^2243923 is an apocalyptic number.

2243923 is a deficient number, since it is larger than the sum of its proper divisors (223517).

2243923 is a wasteful number, since it uses less digits than its factorization.

2243923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637.

The product of its digits is 2592, while the sum is 25.

The square root of 2243923 is about 1497.9729637080. The cubic root of 2243923 is about 130.9189911523.

The spelling of 2243923 in words is "two million, two hundred forty-three thousand, nine hundred twenty-three".