320104497 has 8 divisors (see below), whose sum is σ = 427951744. Its totient is φ = 212830128.

The previous prime is 320104469. The next prime is 320104511. The reversal of 320104497 is 794401023.

It is a happy number.

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

It is not a de Polignac number, because 320104497 - 2¹⁰ = 320103473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320104297) 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, 141913 + ... + 144150.

It is an arithmetic number, because the mean of its divisors is an integer number (53493968).

Almost surely, 2^320104497 is an apocalyptic number.

It is an amenable number.

320104497 is a deficient number, since it is larger than the sum of its proper divisors (107847247).

320104497 is a wasteful number, since it uses less digits than its factorization.

320104497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286439.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 320104497 is about 17891.4643615328. The cubic root of 320104497 is about 684.0648236331.

The spelling of 320104497 in words is "three hundred twenty million, one hundred four thousand, four hundred ninety-seven".