323660 has 12 divisors (see below), whose sum is σ = 679728. Its totient is φ = 129456.

The previous prime is 323651. The next prime is 323699. The reversal of 323660 is 66323.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 16183 = 323660 / (3 + 2 + 3 + 6 + 6 + 0).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 323660.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8072 + ... + 8111.

It is an arithmetic number, because the mean of its divisors is an integer number (56644).

2³²³⁶⁶⁰ is an apocalyptic number.

It is an amenable number.

323660 is an abundant number, since it is smaller than the sum of its proper divisors (356068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323660 is a wasteful number, since it uses less digits than its factorization.

323660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16192 (or 16190 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 323660 is about 568.9112408803. The cubic root of 323660 is about 68.6588212777.

Adding to 323660 its reverse (66323), we get a palindrome (389983).

The spelling of 323660 in words is "three hundred twenty-three thousand, six hundred sixty".