340846 has 8 divisors (see below), whose sum is σ = 557784. Its totient is φ = 154920.

The previous prime is 340819. The next prime is 340849. The reversal of 340846 is 648043.

340846 = 171² + 172² + ... + 181².

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

It is a self number, because there is not a number n which added to its sum of digits gives 340846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340849) 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 in 3 ways as a sum of consecutive naturals, for example, 7725 + ... + 7768.

It is an arithmetic number, because the mean of its divisors is an integer number (69723).

2³⁴⁰⁸⁴⁶ is an apocalyptic number.

340846 is a deficient number, since it is larger than the sum of its proper divisors (216938).

340846 is a wasteful number, since it uses less digits than its factorization.

340846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15506.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 340846 is about 583.8201777945. The cubic root of 340846 is about 69.8531615814.

Adding to 340846 its reverse (648043), we get a palindrome (988889).

The spelling of 340846 in words is "three hundred forty thousand, eight hundred forty-six".