340313818 has 8 divisors (see below), whose sum is σ = 549737748. Its totient is φ = 157067904.

The previous prime is 340313801. The next prime is 340313893. The reversal of 340313818 is 818313043.

It can be written as a sum of positive squares in 2 ways, for example, as 307055529 + 33258289 = 17523^2 + 5767^2 .

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 340313818.

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, 6544471 + ... + 6544522.

Almost surely, 2^340313818 is an apocalyptic number.

340313818 is a deficient number, since it is larger than the sum of its proper divisors (209423930).

340313818 is a wasteful number, since it uses less digits than its factorization.

340313818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13089008.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 340313818 is about 18447.5965372186. The cubic root of 340313818 is about 698.1678742256.

The spelling of 340313818 in words is "three hundred forty million, three hundred thirteen thousand, eight hundred eighteen".