340323005 has 32 divisors (see below), whose sum is σ = 458224128. Its totient is φ = 240524800.

The previous prime is 340322989. The next prime is 340323029. The reversal of 340323005 is 500323043.

It is not a de Polignac number, because 340323005 - 2⁴ = 340322989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 446825 + ... + 447585.

It is an arithmetic number, because the mean of its divisors is an integer number (14319504).

Almost surely, 2^340323005 is an apocalyptic number.

It is an amenable number.

340323005 is a deficient number, since it is larger than the sum of its proper divisors (117901123).

340323005 is a wasteful number, since it uses less digits than its factorization.

340323005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 340323005 is about 18447.8455381652. The cubic root of 340323005 is about 698.1741566726.

Adding to 340323005 its reverse (500323043), we get a palindrome (840646048).

The spelling of 340323005 in words is "three hundred forty million, three hundred twenty-three thousand, five".