528298973 has 2 divisors, whose sum is σ = 528298974. Its totient is φ = 528298972.

The previous prime is 528298951. The next prime is 528298997. The reversal of 528298973 is 379892825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 521528569 + 6770404 = 22837^2 + 2602^2 .

It is a cyclic number.

It is not a de Polignac number, because 528298973 - 2⁶ = 528298909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528298073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264149486 + 264149487.

It is an arithmetic number, because the mean of its divisors is an integer number (264149487).

Almost surely, 2^528298973 is an apocalyptic number.

It is an amenable number.

528298973 is a deficient number, since it is larger than the sum of its proper divisors (1).

528298973 is an equidigital number, since it uses as much as digits as its factorization.

528298973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 53.

The square root of 528298973 is about 22984.7552303695. The cubic root of 528298973 is about 808.4005285787.

The spelling of 528298973 in words is "five hundred twenty-eight million, two hundred ninety-eight thousand, nine hundred seventy-three".