424232523 has 24 divisors (see below), whose sum is σ = 719911920. Its totient is φ = 237332160.

The previous prime is 424232509. The next prime is 424232527. The reversal of 424232523 is 325232424.

It is a happy number.

424232523 is a `hidden beast` number, since 424 + 232 + 5 + 2 + 3 = 666.

It is not a de Polignac number, because 424232523 - 2⁸ = 424232267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424232527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163528 + ... + 166101.

It is an arithmetic number, because the mean of its divisors is an integer number (29996330).

Almost surely, 2^424232523 is an apocalyptic number.

424232523 is a deficient number, since it is larger than the sum of its proper divisors (295679397).

424232523 is a wasteful number, since it uses less digits than its factorization.

424232523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329659 (or 329656 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 424232523 is about 20596.9056656576. The cubic root of 424232523 is about 751.3944563817.

Adding to 424232523 its reverse (325232424), we get a palindrome (749464947).

Subtracting from 424232523 its reverse (325232424), we obtain a palindrome (99000099).

The spelling of 424232523 in words is "four hundred twenty-four million, two hundred thirty-two thousand, five hundred twenty-three".