340000242 has 8 divisors (see below), whose sum is σ = 680000496. Its totient is φ = 113333412.

The previous prime is 340000217. The next prime is 340000253. The reversal of 340000242 is 242000043.

It is a happy number.

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

340000242 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28333348 + ... + 28333359.

It is an arithmetic number, because the mean of its divisors is an integer number (85000062).

Almost surely, 2^340000242 is an apocalyptic number.

340000242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340000242 is a wasteful number, since it uses less digits than its factorization.

340000242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56666712.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 340000242 is about 18439.0954767310. The cubic root of 340000242 is about 697.9533702837.

Adding to 340000242 its reverse (242000043), we get a palindrome (582000285).

The spelling of 340000242 in words is "three hundred forty million, two hundred forty-two", and thus it is an aban number.