340326323 has 2 divisors, whose sum is σ = 340326324. Its totient is φ = 340326322.

The previous prime is 340326293. The next prime is 340326379. The reversal of 340326323 is 323623043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340326323 - 2⁸ = 340326067 is a prime.

It is a super-2 number, since 2×340326323² = 231644012253400658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340326292 and 340326301.

It is not a weakly prime, because it can be changed into another prime (340326023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170163161 + 170163162.

It is an arithmetic number, because the mean of its divisors is an integer number (170163162).

Almost surely, 2^340326323 is an apocalyptic number.

340326323 is a deficient number, since it is larger than the sum of its proper divisors (1).

340326323 is an equidigital number, since it uses as much as digits as its factorization.

340326323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 26.

The square root of 340326323 is about 18447.9354671465. The cubic root of 340326323 is about 698.1764256291.

Adding to 340326323 its reverse (323623043), we get a palindrome (663949366).

The spelling of 340326323 in words is "three hundred forty million, three hundred twenty-six thousand, three hundred twenty-three".