97321 has 4 divisors (see below), whose sum is σ = 111232. Its totient is φ = 83412.

The previous prime is 97303. The next prime is 97327. The reversal of 97321 is 12379.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 97321 - 2¹¹ = 95273 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 97292 and 97301.

It is not an unprimeable number, because it can be changed into a prime (97327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6945 + ... + 6958.

It is an arithmetic number, because the mean of its divisors is an integer number (27808).

2⁹⁷³²¹ is an apocalyptic number.

It is an amenable number.

97321 is a deficient number, since it is larger than the sum of its proper divisors (13911).

97321 is a wasteful number, since it uses less digits than its factorization.

97321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13910.

The product of its digits is 378, while the sum is 22.

The square root of 97321 is about 311.9631388482. The cubic root of 97321 is about 45.9976369296.

The spelling of 97321 in words is "ninety-seven thousand, three hundred twenty-one".