345158 has 16 divisors (see below), whose sum is σ = 585360. Its totient is φ = 151200.

The previous prime is 345143. The next prime is 345181. The reversal of 345158 is 851543.

It is a congruent number.

It is an unprimeable number.

345158 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368 + ... + 908.

It is an arithmetic number, because the mean of its divisors is an integer number (36585).

2³⁴⁵¹⁵⁸ is an apocalyptic number.

345158 is a deficient number, since it is larger than the sum of its proper divisors (240202).

345158 is a wasteful number, since it uses less digits than its factorization.

345158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583.

The product of its digits is 2400, while the sum is 26.

The square root of 345158 is about 587.5014893598. The cubic root of 345158 is about 70.1464959207.

The spelling of 345158 in words is "three hundred forty-five thousand, one hundred fifty-eight".