422846 has 8 divisors (see below), whose sum is σ = 640224. Its totient is φ = 209440.

The previous prime is 422827. The next prime is 422857. The reversal of 422846 is 648224.

422846 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

422846 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710 + ... + 1161.

It is an arithmetic number, because the mean of its divisors is an integer number (80028).

2⁴²²⁸⁴⁶ is an apocalyptic number.

422846 is a deficient number, since it is larger than the sum of its proper divisors (217378).

422846 is a wasteful number, since it uses less digits than its factorization.

422846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986.

The product of its digits is 3072, while the sum is 26.

The square root of 422846 is about 650.2660993778. The cubic root of 422846 is about 75.0574966513.

The spelling of 422846 in words is "four hundred twenty-two thousand, eight hundred forty-six".