329617345 has 16 divisors (see below), whose sum is σ = 404640000. Its totient is φ = 257647104.

The previous prime is 329617331. The next prime is 329617361. The reversal of 329617345 is 543716923.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 329617345 - 2⁵ = 329617313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 329617298 and 329617307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263281 + ... + 264529.

It is an arithmetic number, because the mean of its divisors is an integer number (25290000).

Almost surely, 2^329617345 is an apocalyptic number.

It is an amenable number.

329617345 is a deficient number, since it is larger than the sum of its proper divisors (75022655).

329617345 is a wasteful number, since it uses less digits than its factorization.

329617345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424.

The product of its digits is 136080, while the sum is 40.

The square root of 329617345 is about 18155.3668373845. The cubic root of 329617345 is about 690.7751178760.

The spelling of 329617345 in words is "three hundred twenty-nine million, six hundred seventeen thousand, three hundred forty-five".