340868306 has 8 divisors (see below), whose sum is σ = 514689024. Its totient is φ = 169305300.

The previous prime is 340868287. The next prime is 340868321. The reversal of 340868306 is 603868043.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 340868306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564050 + ... + 564653.

It is an arithmetic number, because the mean of its divisors is an integer number (64336128).

Almost surely, 2^340868306 is an apocalyptic number.

340868306 is a deficient number, since it is larger than the sum of its proper divisors (173820718).

340868306 is a wasteful number, since it uses less digits than its factorization.

340868306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128856.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 340868306 is about 18462.6191533054. The cubic root of 340868306 is about 698.5468534935.

The spelling of 340868306 in words is "three hundred forty million, eight hundred sixty-eight thousand, three hundred six".