863422 has 8 divisors (see below), whose sum is σ = 1480176. Its totient is φ = 370032.

The previous prime is 863393. The next prime is 863479. The reversal of 863422 is 224368.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30823 + ... + 30850.

It is an arithmetic number, because the mean of its divisors is an integer number (185022).

2⁸⁶³⁴²² is an apocalyptic number.

863422 is a deficient number, since it is larger than the sum of its proper divisors (616754).

863422 is a wasteful number, since it uses less digits than its factorization.

863422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61682.

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

The square root of 863422 is about 929.2050365770. The cubic root of 863422 is about 95.2228195421. Note that the first 3 decimals are identical.

The spelling of 863422 in words is "eight hundred sixty-three thousand, four hundred twenty-two".