323963 has 4 divisors (see below), whose sum is σ = 326568. Its totient is φ = 321360.

The previous prime is 323957. The next prime is 323987. The reversal of 323963 is 369323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369323 = 139 ⋅2657.

It is a cyclic number.

It is not a de Polignac number, because 323963 - 2⁶ = 323899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323903) 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, 1106 + ... + 1367.

It is an arithmetic number, because the mean of its divisors is an integer number (81642).

2³²³⁹⁶³ is an apocalyptic number.

323963 is a deficient number, since it is larger than the sum of its proper divisors (2605).

323963 is a wasteful number, since it uses less digits than its factorization.

323963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604.

The product of its digits is 2916, while the sum is 26.

The square root of 323963 is about 569.1774767153. The cubic root of 323963 is about 68.6802399829.

The spelling of 323963 in words is "three hundred twenty-three thousand, nine hundred sixty-three".