863224 has 8 divisors (see below), whose sum is σ = 1618560. Its totient is φ = 431608.

The previous prime is 863197. The next prime is 863231. The reversal of 863224 is 422368.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53944 + ... + 53959.

It is an arithmetic number, because the mean of its divisors is an integer number (202320).

2⁸⁶³²²⁴ is an apocalyptic number.

It is an amenable number.

863224 is a deficient number, since it is larger than the sum of its proper divisors (755336).

863224 is a wasteful number, since it uses less digits than its factorization.

863224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107909 (or 107905 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 863224 is about 929.0984877826. The cubic root of 863224 is about 95.2155401508.

The spelling of 863224 in words is "eight hundred sixty-three thousand, two hundred twenty-four".