345342265 has 4 divisors (see below), whose sum is σ = 414410724. Its totient is φ = 276273808.

The previous prime is 345342253. The next prime is 345342269. The reversal of 345342265 is 562243543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 562243543 = 439 ⋅1280737.

It can be written as a sum of positive squares in 2 ways, for example, as 250240761 + 95101504 = 15819^2 + 9752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345342265 is a prime.

It is a super-2 number, since 2×345342265² = 238522559990660450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345342265.

It is not an unprimeable number, because it can be changed into a prime (345342269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34534222 + ... + 34534231.

It is an arithmetic number, because the mean of its divisors is an integer number (103602681).

Almost surely, 2^345342265 is an apocalyptic number.

It is an amenable number.

345342265 is a deficient number, since it is larger than the sum of its proper divisors (69068459).

345342265 is an equidigital number, since it uses as much as digits as its factorization.

345342265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69068458.

The product of its digits is 86400, while the sum is 34.

The square root of 345342265 is about 18583.3868011189. The cubic root of 345342265 is about 701.5897643169.

The spelling of 345342265 in words is "three hundred forty-five million, three hundred forty-two thousand, two hundred sixty-five".