923321 has 8 divisors (see below), whose sum is σ = 1117440. Its totient is φ = 744768.

The previous prime is 923311. The next prime is 923333. The reversal of 923321 is 123329.

923321 = 148² + 149² + ... + 181².

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-923321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 923293 and 923302.

It is not an unprimeable number, because it can be changed into a prime (923311) 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, 3761 + ... + 3998.

It is an arithmetic number, because the mean of its divisors is an integer number (139680).

2⁹²³³²¹ is an apocalyptic number.

It is an amenable number.

923321 is a deficient number, since it is larger than the sum of its proper divisors (194119).

923321 is a wasteful number, since it uses less digits than its factorization.

923321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7783.

The product of its digits is 324, while the sum is 20.

The square root of 923321 is about 960.8959360930. The cubic root of 923321 is about 97.3757698963.

The spelling of 923321 in words is "nine hundred twenty-three thousand, three hundred twenty-one".