523366673 has 4 divisors (see below), whose sum is σ = 523422720. Its totient is φ = 523310628.

The previous prime is 523366663. The next prime is 523366687. The reversal of 523366673 is 376663325.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 523366673 - 2¹⁰ = 523365649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 523366673.

It is not an unprimeable number, because it can be changed into a prime (523366663) 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, 10265 + ... + 33942.

It is an arithmetic number, because the mean of its divisors is an integer number (130855680).

Almost surely, 2^523366673 is an apocalyptic number.

It is an amenable number.

523366673 is a deficient number, since it is larger than the sum of its proper divisors (56047).

523366673 is a wasteful number, since it uses less digits than its factorization.

523366673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56046.

The product of its digits is 408240, while the sum is 41.

The square root of 523366673 is about 22877.2085928332. The cubic root of 523366673 is about 805.8768645515.

The spelling of 523366673 in words is "five hundred twenty-three million, three hundred sixty-six thousand, six hundred seventy-three".