423544125 has 32 divisors (see below), whose sum is σ = 706118400. Its totient is φ = 225460800.

The previous prime is 423544117. The next prime is 423544129. The reversal of 423544125 is 521445324.

It is not a de Polignac number, because 423544125 - 2³ = 423544117 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 423544092 and 423544101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423544129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 344011 + ... + 345239.

It is an arithmetic number, because the mean of its divisors is an integer number (22066200).

Almost surely, 2^423544125 is an apocalyptic number.

It is an amenable number.

423544125 is a deficient number, since it is larger than the sum of its proper divisors (282574275).

423544125 is a wasteful number, since it uses less digits than its factorization.

423544125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166 (or 2156 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 423544125 is about 20580.1876813600. The cubic root of 423544125 is about 750.9878095164.

Adding to 423544125 its reverse (521445324), we get a palindrome (944989449).

The spelling of 423544125 in words is "four hundred twenty-three million, five hundred forty-four thousand, one hundred twenty-five".