340034242 has 4 divisors (see below), whose sum is σ = 510051366. Its totient is φ = 170017120.

The previous prime is 340034207. The next prime is 340034263. The reversal of 340034242 is 242430043.

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

It can be written as a sum of positive squares in only one way, i.e., 171060241 + 168974001 = 13079^2 + 12999^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85008559 + ... + 85008562.

Almost surely, 2^340034242 is an apocalyptic number.

340034242 is a deficient number, since it is larger than the sum of its proper divisors (170017124).

340034242 is a wasteful number, since it uses less digits than its factorization.

340034242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170017123.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 340034242 is about 18440.0174078009. The cubic root of 340034242 is about 697.9766346040.

Adding to 340034242 its reverse (242430043), we get a palindrome (582464285).

It can be divided in two parts, 340034 and 242, that multiplied together give a palindrome (82288228).

The spelling of 340034242 in words is "three hundred forty million, thirty-four thousand, two hundred forty-two".