422814 has 16 divisors (see below), whose sum is σ = 966528. Its totient is φ = 120792.

The previous prime is 422803. The next prime is 422827. The reversal of 422814 is 418224.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 422814.

It is an unprimeable number.

422814 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4992 + ... + 5075.

It is an arithmetic number, because the mean of its divisors is an integer number (60408).

2⁴²²⁸¹⁴ is an apocalyptic number.

422814 is an abundant number, since it is smaller than the sum of its proper divisors (543714).

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

422814 is a wasteful number, since it uses less digits than its factorization.

422814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10079.

The product of its digits is 512, while the sum is 21.

The square root of 422814 is about 650.2414936006. The cubic root of 422814 is about 75.0556032114.

The spelling of 422814 in words is "four hundred twenty-two thousand, eight hundred fourteen".