323997 has 4 divisors (see below), whose sum is σ = 432000. Its totient is φ = 215996.

The previous prime is 323987. The next prime is 324011. The reversal of 323997 is 799323.

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 a cyclic number.

It is not a de Polignac number, because 323997 - 2⁶ = 323933 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323927) 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 3 ways as a sum of consecutive naturals, for example, 53997 + ... + 54002.

It is an arithmetic number, because the mean of its divisors is an integer number (108000).

2³²³⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

323997 is a deficient number, since it is larger than the sum of its proper divisors (108003).

323997 is a wasteful number, since it uses less digits than its factorization.

323997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108002.

The product of its digits is 10206, while the sum is 33.

The square root of 323997 is about 569.2073435928. The cubic root of 323997 is about 68.6826425684.

The spelling of 323997 in words is "three hundred twenty-three thousand, nine hundred ninety-seven".