863343 has 24 divisors (see below), whose sum is σ = 1380288. Its totient is φ = 516672.

The previous prime is 863323. The next prime is 863363. The reversal of 863343 is 343368.

863343 is nontrivially palindromic in base 12.

It is an interprime number because it is at equal distance from previous prime (863323) and next prime (863363).

It is not a de Polignac number, because 863343 - 2⁶ = 863279 is a prime.

It is a super-2 number, since 2×863343² = 1490722271298, which contains 22 as substring.

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 863343.

It is not an unprimeable number, because it can be changed into a prime (863323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5421 + ... + 5577.

It is an arithmetic number, because the mean of its divisors is an integer number (57512).

2⁸⁶³³⁴³ is an apocalyptic number.

863343 is a deficient number, since it is larger than the sum of its proper divisors (516945).

863343 is a wasteful number, since it uses less digits than its factorization.

863343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 220 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 863343 is about 929.1625261492. The cubic root of 863343 is about 95.2199152719.

The spelling of 863343 in words is "eight hundred sixty-three thousand, three hundred forty-three".