340730746 has 16 divisors (see below), whose sum is σ = 533447208. Its totient is φ = 163072000.

The previous prime is 340730729. The next prime is 340730749. The reversal of 340730746 is 647037043.

It can be written as a sum of positive squares in 4 ways, for example, as 330839721 + 9891025 = 18189^2 + 3145^2 .

It is not an unprimeable number, because it can be changed into a prime (340730749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34855 + ... + 43546.

Almost surely, 2^340730746 is an apocalyptic number.

340730746 is a deficient number, since it is larger than the sum of its proper divisors (192716462).

340730746 is a wasteful number, since it uses less digits than its factorization.

340730746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78497.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 340730746 is about 18458.8934121198. The cubic root of 340730746 is about 698.4528728832.

Adding to 340730746 its reverse (647037043), we get a palindrome (987767789).

The spelling of 340730746 in words is "three hundred forty million, seven hundred thirty thousand, seven hundred forty-six".