320534 has 8 divisors (see below), whose sum is σ = 484680. Its totient is φ = 158976.

The previous prime is 320533. The next prime is 320539. The reversal of 320534 is 435023.

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 320534.

It is not an unprimeable number, because it can be changed into a prime (320533) 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, 299 + ... + 854.

It is an arithmetic number, because the mean of its divisors is an integer number (60585).

2³²⁰⁵³⁴ is an apocalyptic number.

320534 is a deficient number, since it is larger than the sum of its proper divisors (164146).

320534 is a wasteful number, since it uses less digits than its factorization.

320534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 320534 is about 566.1572219799. The cubic root of 320534 is about 68.4370636879.

Adding to 320534 its reverse (435023), we get a palindrome (755557).

The spelling of 320534 in words is "three hundred twenty thousand, five hundred thirty-four".