342329 has 8 divisors (see below), whose sum is σ = 390600. Its totient is φ = 297216.

The previous prime is 342319. The next prime is 342337. The reversal of 342329 is 923243.

342329 = 102² + 103² + ... + 127².

It can be written as a sum of positive squares in 4 ways, for example, as 23104 + 319225 = 152^2 + 565^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 342329 - 2⁸ = 342073 is a prime.

It is a Duffinian number.

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 342329.

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 7 ways as a sum of consecutive naturals, for example, 554 + ... + 995.

It is an arithmetic number, because the mean of its divisors is an integer number (48825).

2³⁴²³²⁹ is an apocalyptic number.

It is an amenable number.

342329 is a deficient number, since it is larger than the sum of its proper divisors (48271).

342329 is a wasteful number, since it uses less digits than its factorization.

342329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579.

The product of its digits is 1296, while the sum is 23.

The square root of 342329 is about 585.0888821367. The cubic root of 342329 is about 69.9543239437.

The spelling of 342329 in words is "three hundred forty-two thousand, three hundred twenty-nine".