345071 has 8 divisors (see below), whose sum is σ = 364080. Its totient is φ = 326592.

The previous prime is 345067. The next prime is 345089. The reversal of 345071 is 170543.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 345071 - 2² = 345067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 345071.

It is not an unprimeable number, because it can be changed into a prime (345001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2036 + ... + 2198.

It is an arithmetic number, because the mean of its divisors is an integer number (45510).

2³⁴⁵⁰⁷¹ is an apocalyptic number.

345071 is a deficient number, since it is larger than the sum of its proper divisors (19009).

345071 is a wasteful number, since it uses less digits than its factorization.

345071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 345071 is about 587.4274423280. The cubic root of 345071 is about 70.1406017525.

The spelling of 345071 in words is "three hundred forty-five thousand, seventy-one".