329697020 has 48 divisors (see below), whose sum is σ = 711244800. Its totient is φ = 128331840.

The previous prime is 329697007. The next prime is 329697037. The reversal of 329697020 is 20796923.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110711 + ... + 113649.

It is an arithmetic number, because the mean of its divisors is an integer number (14817600).

Almost surely, 2^329697020 is an apocalyptic number.

It is an amenable number.

329697020 is an abundant number, since it is smaller than the sum of its proper divisors (381547780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

329697020 is a wasteful number, since it uses less digits than its factorization.

329697020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098 (or 3096 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 329697020 is about 18157.5609595562. The cubic root of 329697020 is about 690.8307713728.

The spelling of 329697020 in words is "three hundred twenty-nine million, six hundred ninety-seven thousand, twenty".