345265 has 8 divisors (see below), whose sum is σ = 417600. Its totient is φ = 274032.

The previous prime is 345263. The next prime is 345271. The reversal of 345265 is 562543.

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 345265 - 2¹ = 345263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345263) 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, 822 + ... + 1168.

It is an arithmetic number, because the mean of its divisors is an integer number (52200).

2³⁴⁵²⁶⁵ is an apocalyptic number.

It is an amenable number.

345265 is a deficient number, since it is larger than the sum of its proper divisors (72335).

345265 is a wasteful number, since it uses less digits than its factorization.

345265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551.

The product of its digits is 3600, while the sum is 25.

The square root of 345265 is about 587.5925459023. The cubic root of 345265 is about 70.1537437122.

The spelling of 345265 in words is "three hundred forty-five thousand, two hundred sixty-five".