23242425 has 12 divisors (see below), whose sum is σ = 38427600. Its totient is φ = 12395920.

The previous prime is 23242421. The next prime is 23242447. The reversal of 23242425 is 52424232.

It is a happy number.

It is not a de Polignac number, because 23242425 - 2² = 23242421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23242395 and 23242404.

It is not an unprimeable number, because it can be changed into a prime (23242421) 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 11 ways as a sum of consecutive naturals, for example, 154875 + ... + 155024.

It is an arithmetic number, because the mean of its divisors is an integer number (3202300).

Almost surely, 2^23242425 is an apocalyptic number.

23242425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23242425 is a deficient number, since it is larger than the sum of its proper divisors (15185175).

23242425 is a wasteful number, since it uses less digits than its factorization.

23242425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309912 (or 309907 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 23242425 is about 4821.0398255978. The cubic root of 23242425 is about 285.3823737962.

Adding to 23242425 its reverse (52424232), we get a palindrome (75666657).

The spelling of 23242425 in words is "twenty-three million, two hundred forty-two thousand, four hundred twenty-five".