345768 has 16 divisors (see below), whose sum is σ = 864480. Its totient is φ = 115248.

The previous prime is 345757. The next prime is 345769. The reversal of 345768 is 867543.

It is not an unprimeable number, because it can be changed into a prime (345769) by changing a digit.

345768 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7180 + ... + 7227.

It is an arithmetic number, because the mean of its divisors is an integer number (54030).

2³⁴⁵⁷⁶⁸ is an apocalyptic number.

It is an amenable number.

345768 is an abundant number, since it is smaller than the sum of its proper divisors (518712).

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

345768 is a wasteful number, since it uses less digits than its factorization.

345768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14416 (or 14412 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 345768 is about 588.0204078091. The cubic root of 345768 is about 70.1877950551.

The spelling of 345768 in words is "three hundred forty-five thousand, seven hundred sixty-eight".