523632241 has 4 divisors (see below), whose sum is σ = 571235184. Its totient is φ = 476029300.

The previous prime is 523632203. The next prime is 523632247. The reversal of 523632241 is 142236325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 523632241 - 2¹¹ = 523630193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523632247) 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, 23801455 + ... + 23801476.

It is an arithmetic number, because the mean of its divisors is an integer number (142808796).

Almost surely, 2^523632241 is an apocalyptic number.

It is an amenable number.

523632241 is a deficient number, since it is larger than the sum of its proper divisors (47602943).

523632241 is a wasteful number, since it uses less digits than its factorization.

523632241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47602942.

The product of its digits is 8640, while the sum is 28.

The square root of 523632241 is about 22883.0120613524. The cubic root of 523632241 is about 806.0131481743.

Adding to 523632241 its reverse (142236325), we get a palindrome (665868566).

The spelling of 523632241 in words is "five hundred twenty-three million, six hundred thirty-two thousand, two hundred forty-one".