523345244 has 6 divisors (see below), whose sum is σ = 915854184. Its totient is φ = 261672620.

The previous prime is 523345219. The next prime is 523345247. The reversal of 523345244 is 442543325.

It is a self number, because there is not a number n which added to its sum of digits gives 523345244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523345247) 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 as a sum of consecutive naturals, namely, 65418152 + ... + 65418159.

It is an arithmetic number, because the mean of its divisors is an integer number (152642364).

Almost surely, 2^523345244 is an apocalyptic number.

It is an amenable number.

523345244 is a deficient number, since it is larger than the sum of its proper divisors (392508940).

523345244 is a wasteful number, since it uses less digits than its factorization.

523345244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130836315 (or 130836313 counting only the distinct ones).

The product of its digits is 57600, while the sum is 32.

The square root of 523345244 is about 22876.7402398156. The cubic root of 523345244 is about 805.8658656528.

Adding to 523345244 its reverse (442543325), we get a palindrome (965888569).

The spelling of 523345244 in words is "five hundred twenty-three million, three hundred forty-five thousand, two hundred forty-four".