863238 has 8 divisors (see below), whose sum is σ = 1726488. Its totient is φ = 287744.

The previous prime is 863231. The next prime is 863251. The reversal of 863238 is 832368.

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

863238 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863231) 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, 71931 + ... + 71942.

It is an arithmetic number, because the mean of its divisors is an integer number (215811).

2⁸⁶³²³⁸ is an apocalyptic number.

863238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

863238 is a wasteful number, since it uses less digits than its factorization.

863238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143878.

The product of its digits is 6912, while the sum is 30.

The square root of 863238 is about 929.1060219372. The cubic root of 863238 is about 95.2160548918.

The spelling of 863238 in words is "eight hundred sixty-three thousand, two hundred thirty-eight".