422554123 has 4 divisors (see below), whose sum is σ = 422969008. Its totient is φ = 422139240.

The previous prime is 422554117. The next prime is 422554127. The reversal of 422554123 is 321455224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422554123 - 2¹⁷ = 422423051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422554091 and 422554100.

It is not an unprimeable number, because it can be changed into a prime (422554127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205911 + ... + 207952.

It is an arithmetic number, because the mean of its divisors is an integer number (105742252).

Almost surely, 2^422554123 is an apocalyptic number.

422554123 is a deficient number, since it is larger than the sum of its proper divisors (414885).

422554123 is a wasteful number, since it uses less digits than its factorization.

422554123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414884.

The product of its digits is 9600, while the sum is 28.

The square root of 422554123 is about 20556.1213024247. The cubic root of 422554123 is about 750.4022275047.

The spelling of 422554123 in words is "four hundred twenty-two million, five hundred fifty-four thousand, one hundred twenty-three".