863223 has 8 divisors (see below), whose sum is σ = 1158528. Its totient is φ = 571704.

The previous prime is 863197. The next prime is 863231. The reversal of 863223 is 322368.

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

It is not a de Polignac number, because 863223 - 2¹³ = 855031 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 863193 and 863202.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 863223.

It is not an unprimeable number, because it can be changed into a prime (863123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361 + ... + 1362.

It is an arithmetic number, because the mean of its divisors is an integer number (144816).

2⁸⁶³²²³ is an apocalyptic number.

863223 is a deficient number, since it is larger than the sum of its proper divisors (295305).

863223 is a wasteful number, since it uses less digits than its factorization.

863223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893.

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

The square root of 863223 is about 929.0979496264. The cubic root of 863223 is about 95.2155033834.

The spelling of 863223 in words is "eight hundred sixty-three thousand, two hundred twenty-three".