345693223 has 4 divisors (see below), whose sum is σ = 346233168. Its totient is φ = 345153280.

The previous prime is 345693217. The next prime is 345693233. The reversal of 345693223 is 322396543.

It is a happy number.

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 345693223 - 2⁵ = 345693191 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 (345693203) 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, 269011 + ... + 270292.

It is an arithmetic number, because the mean of its divisors is an integer number (86558292).

Almost surely, 2^345693223 is an apocalyptic number.

345693223 is a deficient number, since it is larger than the sum of its proper divisors (539945).

345693223 is an equidigital number, since it uses as much as digits as its factorization.

345693223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539944.

The product of its digits is 116640, while the sum is 37.

The square root of 345693223 is about 18592.8271922266. The cubic root of 345693223 is about 701.8273500415.

The spelling of 345693223 in words is "three hundred forty-five million, six hundred ninety-three thousand, two hundred twenty-three".