345099 has 8 divisors (see below), whose sum is σ = 472720. Its totient is φ = 223776.

The previous prime is 345089. The next prime is 345109. The reversal of 345099 is 990543.

It is an interprime number because it is at equal distance from previous prime (345089) and next prime (345109).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345099 - 2⁵ = 345067 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 345099.

It is not an unprimeable number, because it can be changed into a prime (345019) by changing a digit.

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, 1444 + ... + 1665.

It is an arithmetic number, because the mean of its divisors is an integer number (59090).

2³⁴⁵⁰⁹⁹ is an apocalyptic number.

345099 is a deficient number, since it is larger than the sum of its proper divisors (127621).

345099 is a wasteful number, since it uses less digits than its factorization.

345099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3149.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 345099 is about 587.4512745752. The cubic root of 345099 is about 70.1424988343.

The spelling of 345099 in words is "three hundred forty-five thousand, ninety-nine".