340534 has 4 divisors (see below), whose sum is σ = 510804. Its totient is φ = 170266.

The previous prime is 340519. The next prime is 340541. The reversal of 340534 is 435043.

340534 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a plaindrome in base 13.

It is a zygodrome in base 13.

It is a congruent number.

It is an unprimeable number.

340534 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85132 + ... + 85135.

It is an arithmetic number, because the mean of its divisors is an integer number (127701).

2³⁴⁰⁵³⁴ is an apocalyptic number.

340534 is a deficient number, since it is larger than the sum of its proper divisors (170270).

340534 is a wasteful number, since it uses less digits than its factorization.

340534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170269.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 340534 is about 583.5529110543. The cubic root of 340534 is about 69.8318412591.

Adding to 340534 its reverse (435043), we get a palindrome (775577).

The spelling of 340534 in words is "three hundred forty thousand, five hundred thirty-four".