504350023 has 4 divisors (see below), whose sum is σ = 504870408. Its totient is φ = 503829640.

The previous prime is 504350017. The next prime is 504350039. The reversal of 504350023 is 320053405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504350023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 504349976 and 504350003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504350083) 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, 258736 + ... + 260677.

It is an arithmetic number, because the mean of its divisors is an integer number (126217602).

Almost surely, 2^504350023 is an apocalyptic number.

504350023 is a deficient number, since it is larger than the sum of its proper divisors (520385).

504350023 is an equidigital number, since it uses as much as digits as its factorization.

504350023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520384.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 504350023 is about 22457.7385994227. The cubic root of 504350023 is about 795.9956266647.

The spelling of 504350023 in words is "five hundred four million, three hundred fifty thousand, twenty-three".