342313 has 4 divisors (see below), whose sum is σ = 345940. Its totient is φ = 338688.

The previous prime is 342299. The next prime is 342319. The reversal of 342313 is 313243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 85264 + 257049 = 292^2 + 507^2 .

It is a cyclic number.

It is not a de Polignac number, because 342313 - 2⁵ = 342281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342319) 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, 1668 + ... + 1861.

It is an arithmetic number, because the mean of its divisors is an integer number (86485).

2³⁴²³¹³ is an apocalyptic number.

It is an amenable number.

342313 is a deficient number, since it is larger than the sum of its proper divisors (3627).

342313 is an equidigital number, since it uses as much as digits as its factorization.

342313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3626.

The product of its digits is 216, while the sum is 16.

The square root of 342313 is about 585.0752088407. The cubic root of 342313 is about 69.9532340695.

Adding to 342313 its reverse (313243), we get a palindrome (655556).

The spelling of 342313 in words is "three hundred forty-two thousand, three hundred thirteen".