320342 has 8 divisors (see below), whose sum is σ = 524232. Its totient is φ = 145600.

The previous prime is 320339. The next prime is 320377. The reversal of 320342 is 243023.

320342 = T₉₈ + T₉₉ + ... + T₁₄₁.

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

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 320342.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7259 + ... + 7302.

It is an arithmetic number, because the mean of its divisors is an integer number (65529).

2³²⁰³⁴² is an apocalyptic number.

320342 is a deficient number, since it is larger than the sum of its proper divisors (203890).

320342 is a wasteful number, since it uses less digits than its factorization.

320342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14574.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 320342 is about 565.9876323737. The cubic root of 320342 is about 68.4233963487.

Adding to 320342 its sum of digits (14), we get a square (320356 = 566²).

Adding to 320342 its reverse (243023), we get a palindrome (563365).

The spelling of 320342 in words is "three hundred twenty thousand, three hundred forty-two", and thus it is an iban number.