340041329 has 4 divisors (see below), whose sum is σ = 340830720. Its totient is φ = 339251940.

The previous prime is 340041323. The next prime is 340041337. The reversal of 340041329 is 923140043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340041329 - 2⁸ = 340041073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340041298 and 340041307.

It is not an unprimeable number, because it can be changed into a prime (340041323) 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 3 ways as a sum of consecutive naturals, for example, 394049 + ... + 394910.

It is an arithmetic number, because the mean of its divisors is an integer number (85207680).

Almost surely, 2^340041329 is an apocalyptic number.

It is an amenable number.

340041329 is a deficient number, since it is larger than the sum of its proper divisors (789391).

340041329 is an equidigital number, since it uses as much as digits as its factorization.

340041329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789390.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 340041329 is about 18440.2095703926. The cubic root of 340041329 is about 697.9814836510.

The spelling of 340041329 in words is "three hundred forty million, forty-one thousand, three hundred twenty-nine".