345267 has 18 divisors (see below), whose sum is σ = 542412. Its totient is φ = 211536.

The previous prime is 345263. The next prime is 345271. The reversal of 345267 is 762543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345263) and next prime (345271).

It is not a de Polignac number, because 345267 - 2² = 345263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345267.

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 17 ways as a sum of consecutive naturals, for example, 1408 + ... + 1634.

It is an arithmetic number, because the mean of its divisors is an integer number (30134).

2³⁴⁵²⁶⁷ is an apocalyptic number.

345267 is a deficient number, since it is larger than the sum of its proper divisors (197145).

345267 is a wasteful number, since it uses less digits than its factorization.

345267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 243 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 345267 is about 587.5942477595. The cubic root of 345267 is about 70.1538791706.

The spelling of 345267 in words is "three hundred forty-five thousand, two hundred sixty-seven".