342319 has 2 divisors, whose sum is σ = 342320. Its totient is φ = 342318.

The previous prime is 342299. The next prime is 342337. The reversal of 342319 is 913243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342319 - 2⁷ = 342191 is a prime.

It is a super-2 number, since 2×342319² = 234364595522, which contains 22 as substring.

It is a plaindrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 342319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342359) by changing a digit.

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 as a sum of consecutive naturals, namely, 171159 + 171160.

It is an arithmetic number, because the mean of its divisors is an integer number (171160).

2³⁴²³¹⁹ is an apocalyptic number.

342319 is a deficient number, since it is larger than the sum of its proper divisors (1).

342319 is an equidigital number, since it uses as much as digits as its factorization.

342319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 22.

The square root of 342319 is about 585.0803363642. The cubic root of 342319 is about 69.9536427763.

The spelling of 342319 in words is "three hundred forty-two thousand, three hundred nineteen".