329547945 has 8 divisors (see below), whose sum is σ = 527276736. Its totient is φ = 175758896.

The previous prime is 329547943. The next prime is 329547961. The reversal of 329547945 is 549745923.

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

It is a cyclic number.

It is not a de Polignac number, because 329547945 - 2¹ = 329547943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 329547894 and 329547903.

It is not an unprimeable number, because it can be changed into a prime (329547943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10984917 + ... + 10984946.

It is an arithmetic number, because the mean of its divisors is an integer number (65909592).

Almost surely, 2^329547945 is an apocalyptic number.

It is an amenable number.

329547945 is a deficient number, since it is larger than the sum of its proper divisors (197728791).

329547945 is a wasteful number, since it uses less digits than its factorization.

329547945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21969871.

The product of its digits is 1360800, while the sum is 48.

The square root of 329547945 is about 18153.4554561935. The cubic root of 329547945 is about 690.7266342239.

The spelling of 329547945 in words is "three hundred twenty-nine million, five hundred forty-seven thousand, nine hundred forty-five".