329969797 has 8 divisors (see below), whose sum is σ = 340876800. Its totient is φ = 319079280.

The previous prime is 329969791. The next prime is 329969819. The reversal of 329969797 is 797969923.

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

It is not a de Polignac number, because 329969797 - 2¹¹ = 329967749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329969791) 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, 46704 + ... + 53302.

It is an arithmetic number, because the mean of its divisors is an integer number (42609600).

Almost surely, 2^329969797 is an apocalyptic number.

It is an amenable number.

329969797 is a deficient number, since it is larger than the sum of its proper divisors (10907003).

329969797 is a wasteful number, since it uses less digits than its factorization.

329969797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8243.

The product of its digits is 11573604, while the sum is 61.

The square root of 329969797 is about 18165.0707953479. The cubic root of 329969797 is about 691.0212399829.

The spelling of 329969797 in words is "three hundred twenty-nine million, nine hundred sixty-nine thousand, seven hundred ninety-seven".