345222323 has 4 divisors (see below), whose sum is σ = 345676728. Its totient is φ = 344767920.

The previous prime is 345222313. The next prime is 345222347. The reversal of 345222323 is 323222543.

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 345222323 - 2⁴ = 345222307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345222292 and 345222301.

It is not an unprimeable number, because it can be changed into a prime (345222313) 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, 226061 + ... + 227582.

It is an arithmetic number, because the mean of its divisors is an integer number (86419182).

Almost surely, 2^345222323 is an apocalyptic number.

345222323 is a deficient number, since it is larger than the sum of its proper divisors (454405).

345222323 is an equidigital number, since it uses as much as digits as its factorization.

345222323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454404.

The product of its digits is 8640, while the sum is 26.

The square root of 345222323 is about 18580.1593911355. The cubic root of 345222323 is about 701.5085310670.

Adding to 345222323 its reverse (323222543), we get a palindrome (668444866).

The spelling of 345222323 in words is "three hundred forty-five million, two hundred twenty-two thousand, three hundred twenty-three".