524420023 has 2 divisors, whose sum is σ = 524420024. Its totient is φ = 524420022.

The previous prime is 524420009. The next prime is 524420047. The reversal of 524420023 is 320024425.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-524420023 is a prime.

It is a super-3 number, since 3×524420023³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 524419976 and 524420003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524420093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262210011 + 262210012.

It is an arithmetic number, because the mean of its divisors is an integer number (262210012).

Almost surely, 2^524420023 is an apocalyptic number.

524420023 is a deficient number, since it is larger than the sum of its proper divisors (1).

524420023 is an equidigital number, since it uses as much as digits as its factorization.

524420023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 524420023 is about 22900.2188417491. The cubic root of 524420023 is about 806.4171495843.

Adding to 524420023 its reverse (320024425), we get a palindrome (844444448).

The spelling of 524420023 in words is "five hundred twenty-four million, four hundred twenty thousand, twenty-three".