422148 has 24 divisors (see below), whose sum is σ = 996352. Its totient is φ = 139104.

The previous prime is 422141. The next prime is 422183. The reversal of 422148 is 841224.

It is not an unprimeable number, because it can be changed into a prime (422141) by changing a digit.

422148 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, 1386 + ... + 1662.

2⁴²²¹⁴⁸ is an apocalyptic number.

It is an amenable number.

422148 is an abundant number, since it is smaller than the sum of its proper divisors (574204).

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

422148 is a wasteful number, since it uses less digits than its factorization.

422148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411 (or 409 counting only the distinct ones).

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

The square root of 422148 is about 649.7291743488. The cubic root of 422148 is about 75.0161742894.

The spelling of 422148 in words is "four hundred twenty-two thousand, one hundred forty-eight".