422123 has 8 divisors (see below), whose sum is σ = 478800. Its totient is φ = 368928.

The previous prime is 422113. The next prime is 422129. The reversal of 422123 is 321224.

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

It is a cyclic number.

It is not a de Polignac number, because 422123 - 2¹² = 418027 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 422098 and 422107.

It is not an unprimeable number, because it can be changed into a prime (422129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608 + ... + 1101.

It is an arithmetic number, because the mean of its divisors is an integer number (59850).

2⁴²²¹²³ is an apocalyptic number.

422123 is a deficient number, since it is larger than the sum of its proper divisors (56677).

422123 is a wasteful number, since it uses less digits than its factorization.

422123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741.

The product of its digits is 96, while the sum is 14.

The square root of 422123 is about 649.7099352788. The cubic root of 422123 is about 75.0146934175.

Adding to 422123 its reverse (321224), we get a palindrome (743347).

It can be divided in two parts, 422 and 123, that added together give a palindrome (545).

The spelling of 422123 in words is "four hundred twenty-two thousand, one hundred twenty-three", and thus it is an iban number.