528735973 has 2 divisors, whose sum is σ = 528735974. Its totient is φ = 528735972.

The previous prime is 528735967. The next prime is 528736067. The reversal of 528735973 is 379537825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 440244324 + 88491649 = 20982^2 + 9407^2 .

It is a cyclic number.

It is not a de Polignac number, because 528735973 - 2¹³ = 528727781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528735943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264367986 + 264367987.

It is an arithmetic number, because the mean of its divisors is an integer number (264367987).

Almost surely, 2^528735973 is an apocalyptic number.

It is an amenable number.

528735973 is a deficient number, since it is larger than the sum of its proper divisors (1).

528735973 is an equidigital number, since it uses as much as digits as its factorization.

528735973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1587600, while the sum is 49.

The square root of 528735973 is about 22994.2595662483. The cubic root of 528735973 is about 808.6233655752.

The spelling of 528735973 in words is "five hundred twenty-eight million, seven hundred thirty-five thousand, nine hundred seventy-three".