322863 has 4 divisors (see below), whose sum is σ = 430488. Its totient is φ = 215240.

The previous prime is 322859. The next prime is 322871. The reversal of 322863 is 368223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 368223 = 3 ⋅122741.

It is a cyclic number.

It is not a de Polignac number, because 322863 - 2² = 322859 is a prime.

It is an Ulam number.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322463) 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, 53808 + ... + 53813.

It is an arithmetic number, because the mean of its divisors is an integer number (107622).

2³²²⁸⁶³ is an apocalyptic number.

322863 is a deficient number, since it is larger than the sum of its proper divisors (107625).

322863 is a wasteful number, since it uses less digits than its factorization.

322863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107624.

The product of its digits is 1728, while the sum is 24.

The square root of 322863 is about 568.2103483746. The cubic root of 322863 is about 68.6024184082.

The spelling of 322863 in words is "three hundred twenty-two thousand, eight hundred sixty-three".