223404343 has 4 divisors (see below), whose sum is σ = 223441200. Its totient is φ = 223367488.

The previous prime is 223404341. The next prime is 223404347. The reversal of 223404343 is 343404322.

223404343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 223404343 - 2¹ = 223404341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223404341) 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, 6955 + ... + 22252.

It is an arithmetic number, because the mean of its divisors is an integer number (55860300).

Almost surely, 2^223404343 is an apocalyptic number.

223404343 is a deficient number, since it is larger than the sum of its proper divisors (36857).

223404343 is an equidigital number, since it uses as much as digits as its factorization.

223404343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36856.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 223404343 is about 14946.7167966748. The cubic root of 223404343 is about 606.7789934437.

Adding to 223404343 its reverse (343404322), we get a palindrome (566808665).

The spelling of 223404343 in words is "two hundred twenty-three million, four hundred four thousand, three hundred forty-three".