342365 has 4 divisors (see below), whose sum is σ = 410844. Its totient is φ = 273888.

The previous prime is 342359. The next prime is 342371. The reversal of 342365 is 563243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 563243 = 71 ⋅7933.

It is an interprime number because it is at equal distance from previous prime (342359) and next prime (342371).

It can be written as a sum of positive squares in 2 ways, for example, as 75076 + 267289 = 274^2 + 517^2 .

It is a cyclic number.

It is not a de Polignac number, because 342365 - 2¹² = 338269 is a prime.

It is a d-powerful number, because it can be written as 3 + 4⁹ + 3² + 2¹¹ + 6² + 5⁷ .

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 342365.

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 342365.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 34232 + ... + 34241.

It is an arithmetic number, because the mean of its divisors is an integer number (102711).

2³⁴²³⁶⁵ is an apocalyptic number.

It is an amenable number.

342365 is a deficient number, since it is larger than the sum of its proper divisors (68479).

342365 is an equidigital number, since it uses as much as digits as its factorization.

342365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68478.

The product of its digits is 2160, while the sum is 23.

The square root of 342365 is about 585.1196458845. The cubic root of 342365 is about 69.9567760364.

It can be divided in two parts, 342 and 365, that added together give a palindrome (707).

The spelling of 342365 in words is "three hundred forty-two thousand, three hundred sixty-five".