423124243 has 16 divisors (see below), whose sum is σ = 455422240. Its totient is φ = 391910400.

The previous prime is 423124241. The next prime is 423124253. The reversal of 423124243 is 342421324.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 423124243 - 2¹ = 423124241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423124241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208771 + ... + 210787.

It is an arithmetic number, because the mean of its divisors is an integer number (28463890).

Almost surely, 2^423124243 is an apocalyptic number.

423124243 is a deficient number, since it is larger than the sum of its proper divisors (32297997).

423124243 is a wasteful number, since it uses less digits than its factorization.

423124243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278.

The product of its digits is 4608, while the sum is 25.

The square root of 423124243 is about 20569.9840301348. The cubic root of 423124243 is about 750.7395626379.

Adding to 423124243 its reverse (342421324), we get a palindrome (765545567).

The spelling of 423124243 in words is "four hundred twenty-three million, one hundred twenty-four thousand, two hundred forty-three".