422916 has 24 divisors (see below), whose sum is σ = 1063104. Its totient is φ = 130080.

The previous prime is 422911. The next prime is 422923. The reversal of 422916 is 619224.

It is not an unprimeable number, because it can be changed into a prime (422911) by changing a digit.

422916 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 (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200 + ... + 1511.

It is an arithmetic number, because the mean of its divisors is an integer number (44296).

2⁴²²⁹¹⁶ is an apocalyptic number.

It is an amenable number.

422916 is an abundant number, since it is smaller than the sum of its proper divisors (640188).

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

422916 is a wasteful number, since it uses less digits than its factorization.

422916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731 (or 2729 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 422916 is about 650.3199212695. The cubic root of 422916 is about 75.0616382181.

The spelling of 422916 in words is "four hundred twenty-two thousand, nine hundred sixteen".