329396847 has 8 divisors (see below), whose sum is σ = 472980144. Its totient is φ = 202705728.

The previous prime is 329396843. The next prime is 329396867. The reversal of 329396847 is 748693923.

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

It is not a de Polignac number, because 329396847 - 2² = 329396843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 329396847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329396843) 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, 4222998 + ... + 4223075.

It is an arithmetic number, because the mean of its divisors is an integer number (59122518).

Almost surely, 2^329396847 is an apocalyptic number.

329396847 is a deficient number, since it is larger than the sum of its proper divisors (143583297).

329396847 is a wasteful number, since it uses less digits than its factorization.

329396847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8446089.

The product of its digits is 1959552, while the sum is 51.

The square root of 329396847 is about 18149.2932920266. The cubic root of 329396847 is about 690.6210518451.

The spelling of 329396847 in words is "three hundred twenty-nine million, three hundred ninety-six thousand, eight hundred forty-seven".