340323146 has 16 divisors (see below), whose sum is σ = 538168320. Its totient is φ = 161167440.

The previous prime is 340323143. The next prime is 340323163. The reversal of 340323146 is 641323043.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340323143) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 55481 + ... + 61308.

It is an arithmetic number, because the mean of its divisors is an integer number (33635520).

Almost surely, 2^340323146 is an apocalyptic number.

340323146 is a deficient number, since it is larger than the sum of its proper divisors (197845174).

340323146 is a wasteful number, since it uses less digits than its factorization.

340323146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116869.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 340323146 is about 18447.8493597492. The cubic root of 340323146 is about 698.1742530933.

Adding to 340323146 its reverse (641323043), we get a palindrome (981646189).

The spelling of 340323146 in words is "three hundred forty million, three hundred twenty-three thousand, one hundred forty-six".