345457329 has 8 divisors (see below), whose sum is σ = 526411200. Its totient is φ = 197404176.

The previous prime is 345457279. The next prime is 345457337. The reversal of 345457329 is 923754543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345457329 - 2¹¹ = 345455281 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (345455329) 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, 8225154 + ... + 8225195.

It is an arithmetic number, because the mean of its divisors is an integer number (65801400).

Almost surely, 2^345457329 is an apocalyptic number.

It is an amenable number.

345457329 is a deficient number, since it is larger than the sum of its proper divisors (180953871).

345457329 is a wasteful number, since it uses less digits than its factorization.

345457329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16450359.

The product of its digits is 453600, while the sum is 42.

The square root of 345457329 is about 18586.4824267531. The cubic root of 345457329 is about 701.6676761633.

The spelling of 345457329 in words is "three hundred forty-five million, four hundred fifty-seven thousand, three hundred twenty-nine".