523505327 has 16 divisors (see below), whose sum is σ = 566403840. Its totient is φ = 482007552.

The previous prime is 523505291. The next prime is 523505351. The reversal of 523505327 is 723505325.

It is a cyclic number.

It is not a de Polignac number, because 523505327 - 2²⁶ = 456396463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 523505293 and 523505302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523505377) 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 15 ways as a sum of consecutive naturals, for example, 430973 + ... + 432185.

It is an arithmetic number, because the mean of its divisors is an integer number (35400240).

Almost surely, 2^523505327 is an apocalyptic number.

523505327 is a deficient number, since it is larger than the sum of its proper divisors (42898513).

523505327 is a wasteful number, since it uses less digits than its factorization.

523505327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762.

The product of its (nonzero) digits is 31500, while the sum is 32.

The square root of 523505327 is about 22880.2387880896. The cubic root of 523505327 is about 805.9480244670.

The spelling of 523505327 in words is "five hundred twenty-three million, five hundred five thousand, three hundred twenty-seven".