523600673 has 2 divisors, whose sum is σ = 523600674. Its totient is φ = 523600672.

The previous prime is 523600661. The next prime is 523600729. The reversal of 523600673 is 376006325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514064929 + 9535744 = 22673^2 + 3088^2 .

It is a cyclic number.

It is not a de Polignac number, because 523600673 - 2¹⁰ = 523599649 is a prime.

It is a super-3 number, since 3×523600673³ (a number of 27 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (523600373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261800336 + 261800337.

It is an arithmetic number, because the mean of its divisors is an integer number (261800337).

Almost surely, 2^523600673 is an apocalyptic number.

It is an amenable number.

523600673 is a deficient number, since it is larger than the sum of its proper divisors (1).

523600673 is an equidigital number, since it uses as much as digits as its factorization.

523600673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 523600673 is about 22882.3222816217. The cubic root of 523600673 is about 805.9969505885.

Adding to 523600673 its reverse (376006325), we get a palindrome (899606998).

The spelling of 523600673 in words is "five hundred twenty-three million, six hundred thousand, six hundred seventy-three".