223316345 has 8 divisors (see below), whose sum is σ = 306262464. Its totient is φ = 153131184.

The previous prime is 223316341. The next prime is 223316351. The reversal of 223316345 is 543613322.

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 223316345 - 2² = 223316341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (223316341) 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, 3190199 + ... + 3190268.

It is an arithmetic number, because the mean of its divisors is an integer number (38282808).

Almost surely, 2^223316345 is an apocalyptic number.

It is an amenable number.

223316345 is a deficient number, since it is larger than the sum of its proper divisors (82946119).

223316345 is an equidigital number, since it uses as much as digits as its factorization.

223316345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6380479.

The product of its digits is 12960, while the sum is 29.

The square root of 223316345 is about 14943.7727833369. The cubic root of 223316345 is about 606.6993137780.

Adding to 223316345 its reverse (543613322), we get a palindrome (766929667).

The spelling of 223316345 in words is "two hundred twenty-three million, three hundred sixteen thousand, three hundred forty-five".