329671065 has 8 divisors (see below), whose sum is σ = 527473728. Its totient is φ = 175824560.

The previous prime is 329671061. The next prime is 329671079. The reversal of 329671065 is 560176923.

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

It is not a de Polignac number, because 329671065 - 2² = 329671061 is a prime.

It is a super-2 number, since 2×329671065² = 217366022196468450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (329671061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10989021 + ... + 10989050.

It is an arithmetic number, because the mean of its divisors is an integer number (65934216).

Almost surely, 2^329671065 is an apocalyptic number.

It is an amenable number.

329671065 is a deficient number, since it is larger than the sum of its proper divisors (197802663).

329671065 is a wasteful number, since it uses less digits than its factorization.

329671065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21978079.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 329671065 is about 18156.8462294530. The cubic root of 329671065 is about 690.8126426242.

The spelling of 329671065 in words is "three hundred twenty-nine million, six hundred seventy-one thousand, sixty-five".