345173618 has 8 divisors (see below), whose sum is σ = 521189760. Its totient is φ = 171443700.

The previous prime is 345173597. The next prime is 345173651. The reversal of 345173618 is 816371543.

345173618 is digitally balanced in base 3, 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571178 + ... + 571781.

It is an arithmetic number, because the mean of its divisors is an integer number (65148720).

Almost surely, 2^345173618 is an apocalyptic number.

345173618 is a deficient number, since it is larger than the sum of its proper divisors (176016142).

345173618 is a wasteful number, since it uses less digits than its factorization.

345173618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143112.

The product of its digits is 60480, while the sum is 38.

The square root of 345173618 is about 18578.8486726169. The cubic root of 345173618 is about 701.4755392068.

The spelling of 345173618 in words is "three hundred forty-five million, one hundred seventy-three thousand, six hundred eighteen".