2320497321 has 16 divisors (see below), whose sum is σ = 3232388160. Its totient is φ = 1478859200.

The previous prime is 2320497313. The next prime is 2320497323. The reversal of 2320497321 is 1237940232.

It is a cyclic number.

It is not a de Polignac number, because 2320497321 - 2³ = 2320497313 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2320497323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123255 + ... + 140828.

It is an arithmetic number, because the mean of its divisors is an integer number (202024260).

Almost surely, 2^2320497321 is an apocalyptic number.

It is an amenable number.

2320497321 is a deficient number, since it is larger than the sum of its proper divisors (911890839).

2320497321 is a wasteful number, since it uses less digits than its factorization.

2320497321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264216.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 2320497321 is about 48171.5405711713. The cubic root of 2320497321 is about 1323.9157753869.

The spelling of 2320497321 in words is "two billion, three hundred twenty million, four hundred ninety-seven thousand, three hundred twenty-one".