523245423 has 8 divisors (see below), whose sum is σ = 727993728. Its totient is φ = 333663704.

The previous prime is 523245421. The next prime is 523245473. The reversal of 523245423 is 324542325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 523245423 - 2¹ = 523245421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523245421) 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 in 7 ways as a sum of consecutive naturals, for example, 3791565 + ... + 3791702.

It is an arithmetic number, because the mean of its divisors is an integer number (90999216).

Almost surely, 2^523245423 is an apocalyptic number.

523245423 is a deficient number, since it is larger than the sum of its proper divisors (204748305).

523245423 is a wasteful number, since it uses less digits than its factorization.

523245423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7583293.

The product of its digits is 28800, while the sum is 30.

The square root of 523245423 is about 22874.5584219674. The cubic root of 523245423 is about 805.8146264040.

Adding to 523245423 its reverse (324542325), we get a palindrome (847787748).

The spelling of 523245423 in words is "five hundred twenty-three million, two hundred forty-five thousand, four hundred twenty-three".