345683272 has 32 divisors (see below), whose sum is σ = 713357280. Its totient is φ = 155733760.

The previous prime is 345683249. The next prime is 345683291. The reversal of 345683272 is 272386543.

345683272 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7438 + ... + 27325.

It is an arithmetic number, because the mean of its divisors is an integer number (22292415).

Almost surely, 2^345683272 is an apocalyptic number.

It is an amenable number.

345683272 is an abundant number, since it is smaller than the sum of its proper divisors (367674008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345683272 is a wasteful number, since it uses less digits than its factorization.

345683272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34893 (or 34889 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 345683272 is about 18592.5595871037. The cubic root of 345683272 is about 701.8206157941.

The spelling of 345683272 in words is "three hundred forty-five million, six hundred eighty-three thousand, two hundred seventy-two".