345082 has 4 divisors (see below), whose sum is σ = 517626. Its totient is φ = 172540.

The previous prime is 345067. The next prime is 345089. The reversal of 345082 is 280543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 301401 + 43681 = 549^2 + 209^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (345089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86269 + ... + 86272.

2³⁴⁵⁰⁸² is an apocalyptic number.

345082 is a deficient number, since it is larger than the sum of its proper divisors (172544).

345082 is a wasteful number, since it uses less digits than its factorization.

345082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172543.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 345082 is about 587.4368051118. The cubic root of 345082 is about 70.1413470468.

The spelling of 345082 in words is "three hundred forty-five thousand, eighty-two".